Solving Two Step Equations with Rational Numbers

Front

-4(1 + 3x) = 68

Back

x = -6

Front

4x + 7 = 23

Back

x = 4

Front

3(2x+5)=39

Back

x = 4

Front

-4(8+5n)=8

Back

n= -2

Front

What is the first step in solving the equation 3x - 5 = 20? Options: multiply both sides by 5, add 5 to both sides, divide both sides by 5, subtract both sides by 5

Back

add 5 to both sides

Front

3(2x+5)=39

Back

x = 4

Front

3(2x+5)=39

Back

x = 4

Front

3(2x+5)=39

Back

x = 4

Front

50 = 28.1 + 0.15a

Back

a = 146

Front

Solve for n: -54 = -4n + 2

Back

n = 14