PA: 11.mixed equation practice

Front

What is the solution to the equation -9x + 15 = -30?

Back

5

Front

How do you solve the equation -5x = 25 for x?

Back

x = -5

Front

What is the simplified form of the expression x + x + x + x + x - 13 - x = 7?

Back

5

Front

What is the value of x in the equation x - 4 = -3?

Back

x = 1

Front

How do you apply the distributive property to rewrite - (x + 6)?

Back

-x - 6

Front

What is the first step in solving a linear equation?

Back

Isolate the variable on one side of the equation.

Front

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

Back

To manipulate the equation so that the variable is alone on one side.

Front

What is the distributive property in algebra?

Back

a(b + c) = ab + ac, where a, b, and c are numbers or expressions.

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 it holds true.

Front

What is the solution to the equation 2x + 3 = 11?

Back

x = 4