Combining Like Terms
2x+3y+5x-2y
7x+y
x-5=20
x=25
What is the square root of 36?
6
-5+10
5
What is 43
64
6m+7x-3m+5m-4x+8x
8m+11x
x+14=20
x=6
What is 82
64
-7-3
-10
What is the cube root of 27?
3
4x2-3y+5x+2x2+6y+2y2
6x2+3y+5x+2y2
3y+4=13
y=3
To go from the area to the side length, what must you do?
Square root the area.
-14+5+1
-8
To go from side length to volume, what must you do?
Cube it!
2x3+3y2-4x3+5x+4y2
-2x3+7y2+5x
x2=25
x=5
If you have a perfect square with a side length of 7in, what is the area?
49 inches2
-3 x 5 + 8
-7
If the volume of a perfect cube is 512 m3, what is the length of its side?
8 m
Write an equation that has 6 terms, 2 different variables, and the answer has 4 terms in it.
Answers may vary
x3=64
x=4
If the area of a perfect square is 144 ft2 then what would be the side length?
12 ft
20/5 + -4 -13
-13
If the side length of a cube is 4 in, then what is the volume of the cube?
64 in3