Grab Bag
Evaluate the given expression if x=4 and y=2
2x-3y
2
4 = -8 + x
x= 12
6x – 13 = 11
x= 4
Simplify:
2x+5+4x-2
6x+3
Bella bought packs of stickers to give to her friends. Each pack costs $4. She spent a total of $20 on stickers. How many packs did she buy?
5 packs
Evaluate the given expression if x=-1 and y=3
3x-4y+2
-13
x + 12 = 0
x= -12
3x + 5 = 14
x= 3
Simplify
-4(6x+3)
-24x-12
Robert had money in his savings account. He spent $35 of it on a new jackets. He has $70 left. How much money did he have in his savings before the jackets?
How many terms are in the following algebraic expression?
-4y+18-2z
122 = -2x
x= -61
x/2 +10=-8
x= -36
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Simplify
-8c+10r-4c-5r+7
-12c+5r+7
Peter played in two basketball games. He scored 4 less points in the second game than he scored in the first game. He scored 18 points in the second game. How many points did he score in the first game?
22 points
Another word for the letters used in expressions and equations.
Variable
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-5x = -80
x= 16
x/2-4=10
x= 28
Simplify
-8(-3x-4)
24x+32
Elkins Pointe basketball team purchased equipment and uniforms for a total cost of $912. The equipment cost $612 and the uniforms were $25 each. How many uniforms did the school purchase?
12 uniforms
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What is the coefficient in the following algebraic expression?
8h+12
8
-16 = x/2
x= -32
x/3+12=-3
x= -45
Simplify
8(x+5)-4(3x-2)
-4x+48
Jasmine’s cell phone company charges her $35 an month for phone service plus 0.50 for each text message. How many text messages does Jasmine send in a month if her bill was $52?
34 text messages
In a two step equation what is your first step ?
Add or Subtract.
w/4 = -8
w = -32
4(2x-1)=8
x=3/2 or 1/5
Simplify
4m+8-6(2m+10)
-8m-52
The sum of the measures of the angles of all triangles is 180 degrees. If one angle of the triangle measures 40 degrees. The measure of the other 2 angles is equal. What is the measure of the other 2 angles?
70º each