Chapter 8 - Solving Equations And Inequalities Question Preview (ID: 40591)


7th Grade Chapter 8 - Equations Inequalities: Solving Writing. TEACHERS: click here for quick copy question ID numbers.

The first step in a 2-step equation is always
a) add or subtract the constant (single number)
b) add or subtract the coefficient
c) multiply or divide the the coeffienct
d) add or subtract the variable

The 2nd step in a 2-step equation is always
a) multiply or divide the coefficient
b) multiply or divide the constant (single number)
c) multiply or divide the variable
d) add or subtract the constant (single number)

When graphed, 'greater than or equal to' and 'less than or equal to' is always graphed with
a) a closed (colored in) circle
b) a open circle
c) an arrow to the right
d) an arrow to the left

When solving an inequality, anytime you multiply or divide by a negative number, you must
a) flip the sign
b) keep the sign the same
c) make the answer negative
d) keep the negative

Solve: 2m + 18 = -4
a) -11
b) 11
c) -7
d) 7

The current temperature in Smalltown is 20 degrees F. This is 6 degrees less than twice the temperature that it was six hours ago. Which equation represents this scenario?
a) 2x - 6 = 20
b) 6 - 2x = 20
c) 6(2x-6) = 20
d) 2 - 6x = 20

Paula bought a ski jacket on sale for $6 less than half its original price. She paid $88 for the jacket. Which equation could be used to find the original price
a) (x/2) - 6 = 88
b) (2/x) - 6 = 88
c) 6 + (x/2) = 88
d) 6 + (2/x) = 88

Nikki has a gift card with a beginning balance of $300. She buys several items that costs $40 each. After her purchases, she has $140 remaining on the gift card. Which equation could be used to find how many $40 items she purchased?
a) 300 - 40x = 140
b) 40x - 300 = 140
c) 140 + 300 = 40x
d) 300x - 40 = 140

Solve (g/3) - 7 = 15
a) 66
b) 24
c) 52
d) 38

Marty has 11 more than twice as many customers as when he started mowing lawns. He now has 73 customers. Which equation could be used to find how many customers Marty started with?
a) 2x + 11 = 73
b) 11x + 2 = 73
c) 2x - 11 = 73
d) 11x - 2 = 73

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