Inverse Operations
The inverse operation of addition
What is subtraction?
Solve for a:
a+7=9
What is a=2?
Solve for s:
s-14=23
What is s=37?
Solve for h:
2h=38
What is h=19?
An unknown number
What is a variable?
The inverse operation of subtraction
What is addition?
Solve for b:
b+29.01=37.22
What is b=8.21?
Solve for w:
w-15.23=7.425
What is 22.655?
Solve for u:
2.4u=7.2
The number next to a variable
The inverse operation of multiplication
What is division?
Solve for m:
m+25.56=267.753
What is m=242.193?
Solve for r:
r-97.43=247.8945
Solve for e:
3.26e=16.3
What is e=5?
How you check to make sure your answer is correct
Substitution
The inverse operation of division
What is multiplication?
Solve for l:
l+(3/7)=(15/21)
Solve for z:
z-(2/5)=(4/15)
What is (2/3)?
Solve for n:
(1/2)n=7
What is n=14?
A number that does not have a variable next to it
Constant
A synonym for "inverse"
Opposite
Solve for g:
g+(8/9)=(11/12)
Solve for y:
y-(1/6)=(7/8)
What is (11/12)?
Solve for j:
(2/5)j=14
What is j=35?
How we solve an equation
What is "isolating the variable"?