Solving Equations

1
Solving Equations

• Indicated Variable

2
Solving Equations

• To solve for an indicated variable means to get
  the variable by itself.
• It is helpful to circle the variable that you are
  solving for.
• Add or subtract to get it by itself
• Multiply or divide to make 1

3
EX 1 2y4x 8
Solve for y
-4x
-4x
2y 8-4x
2
2
2
NOT LIKE TERMS
y 4-2x
4
Solve for x
EX 2 2y4x 8
-2y
-2y
4x 8-2y
4
4
4
NOT LIKE TERMS
1 2
x 2- y
5
EX 3 5a-6b 30
Solve for b
6
EX 4 5a-6b 30
Solve for a
7
EX 5
Solve for w
8
EX 6
Solve for l
9
EX 7
Solve for y
10
EX 8
Solve for x
11
Formula Area of Rectangle
Solve for w
12
Formula Latereal Surface Area of Cylinder
Solve for h