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Inequalities
Objective: Use inequalities
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 7
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 17
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 84
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.69
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.69 5. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable.
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.695. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable. s = satellites
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.695. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable. s = satellitesb. Write an equation.
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.695. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable. s = satellitesb. Write an equation. 10s = 7000
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.695. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable. s = satellitesb. Write an equation. 10s = 7000c. Solve for the number of satellites.
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.695. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable. s = satellitesb. Write an equation. 10s = 7000c. Solve for the number of satellites. 700
5-Minute CheckSolve each equation using the inverse operation.1. 5 + r = 12 72. 34 = 2s 173. 7 = g/12 844. 4.37 = y – 9.32 13.695. Astronomers keep track of about 7000 objects. One
out of every ten of these is a satellite. The rest are “space trash.” About how many satellites are astronomers tracking?a. Define a variable. s = satellitesb. Write an equation. 10s = 7000c. Solve for the number of satellites. 700d. Check your solution.
1-9 Inequalities
< > •less than•fewer than
•greater than•more than•exceeds
•less than or equal to•no more than•at most
•greater than or equal to•no less than•at least
Inequality symbols
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 16
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
This sentence is false.
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
This sentence is false.b. 16 2h/12 + 11, h = 24
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
This sentence is false.b. 16 2h/12 + 11, h = 24
16 2*24/12 + 11
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
This sentence is false.b. 16 2h/12 + 11, h = 24
16 2*24/12 + 11 16 4 + 11
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
This sentence is false.b. 16 2h/12 + 11, h = 24
16 2*24/12 + 11 16 4 + 11 16 15
1-9 InequalitiesExampleFor the given value, state whether each inequality is
true or false.a. x – 7 > 16, x = 15
15 – 7 > 168 > 16
This sentence is false.b. 16 2h/12 + 11, h = 24
16 2*24/12 + 11 16 4 + 11 16 15This sentence is true.
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