Equations
x - 4 = -7
x = -3
Is -17 a solution for x > -20?
Is a solution.
Seven plus a number k is 73
7 + k = 73
New pencils cost $4 per box. You have $17. Write an equation to show how many boxes of pencils you can buy.
4x = 17
Which dot do you use to graph this inequality symbol. <
Open dot
x / 5 = -20
x = -100
Solve the inequality. x - 5 < -4
x < 1
A number h doubled is 64.
2h = 64
Last week Luke ran 7 miles more than Nancy. Together they ran 9 miles. Write an equation that represents how many miles Nancy ran.
7 + n = 9
-2 ( 3x - 5) = 22
x = -2
-2/3n = -4
n = 6
Solve the inequality. -4x > 40
x < -10
12 more than a number g is less than 89.
12 + g < 89
Jenny wants to buy an MP3 player that costs
$30.98. How much change does she receive
if she gives the cashier $40. Write an equation.
30.98 + x = 40
Solve 5 ( x + 2) = -30
x = -8
-3y + 4 = -17
y = 7
Solve the inequality. 2x + 3 < 9
x < 3
One third of a number v plus 8 is greater than 7.
1/3v + 8 > 7
I have to spend less than $50 on new folders. Each folder costs $4. Write an inequality to show how many folders I can buy.
4f < 50
Is y = 7 a solution of y - 2 < 9
Is not a solution
x/8 - 12 = -4
x = 64
Solve the inequality. -5x - 2 > 48
x < -10
12 is greater than 9 less than a number k times 4.
12 > 4k - 9
After paying $72 for new shoes, Bart had more than $90. Write an inequality to show how much money Bart could have after paying for his shoes.
h/-4 + 2.2 > 0.4
h = 7.2