Factoring an Expression
12p+18q
6(2p+3q
10y+13y
23y
1(10ma+0)
1(10ma)+1(0)
What is 7(xy²) if x=2 and y=5?
700
what does "variable" mean
A letter used to represent a number in an expression
180z-45p
45(4z-1p)
46y+10y
8(2x+y)
8(2x)+8(y)
What is 9(2+q) of q=4
54
What does "variable term" mean?
A term that HAS a variable attached to it
405q+45p
45(9q+1p)
10q+13y+11q
21q+13y
1/3(15n-6)
1/3(15n)-1/3(6)
What is 8(3z) if z=3
72
What does "term" mean?
A number, variable terms, or variables that are separated with a + or - sign
99+132
11(9+12)
10x-94+178x+94+30x+1
218x-1
4(m-3n+7)
4(m)+4(-3n)+4(7)
What is 6(z+7+15) if z=11
198
What does "substitution" mean?
To replace a variable with a number
666t*588v
6(111t*96v)
10x+10y+20z+33x-43y+18x-y+10z
61x-34y+30z
7*7(j-54)-8j
7*7(j)-7(54)-8j
What is 5(qwerty+9) if qwerty=5³
670
What does "algebraic expression" mean
an expression that includes at least 1 variable in it