Envision Topic 4 Review: Lessons 1-4

Front

What is the goal when solving an equation?

Back

Isolate the variable.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation 12(2k + 11) = 12(2k + 12)?

Back

No solution.

Tags

CCSS.8.EE.C.7A

Front

What is the solution to the equation 4( x + 2) = 16?

Back

2.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 20 - 4x = -4(x - 5)?

Back

Infinite Solutions.

Tags

CCSS.8.EE.C.7A

Front

Can X^2 be combined with X?

Back

False.

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 an equation with no solution?

Back

An equation where no value of the variable satisfies the equation.

Tags

CCSS.8.EE.C.7A

Front

What is an example of an equation with infinitely many solutions?

Back

An equation that simplifies to a true statement, such as 0 = 0.

Tags

CCSS.8.EE.C.7A

Front

What is the first step in solving the equation 3x + 5 = 20?

Back

Subtract 5 from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the principle of combining like terms?

Back

To simplify an expression by adding or subtracting coefficients of the same variable.

Tags

CCSS.7.EE.A.1