Solving Equations

Front

What is the first step to complete when solving the equation 10 - 3y = 4?

Back

Subtract 10 from both sides.

Front

Solve for x: 8x - 10 = -34

Back

x = -3.

Front

Solve for d: -7(6 + d) = 49

Back

d = -13.

Front

Translate into an expression: 4 less than two times a number.

Back

2x - 4.

Front

Translate: Four times a number plus six is 30.

Back

4x + 6 = 30.

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the solution to the equation 5x + 3 = 18?

Back

x = 3.

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Front

What is the distributive property?

Back

a(b + c) = ab + ac.

Front

Solve for y: 2y + 4 = 12

Back

y = 4.