Checking Solutions to Equations Check

Front

What is the solution to the equation 3(y + 1) = 4y - 5?

Back

y = 8

Front

Is n = 10 a solution of the equation n + 5 = 2n?

Back

No

Front

Determine whether 5 is a solution to the equation 4 + 2x = x + 9.

Back

Yes

Front

What do we call the value of the variable that makes an equation true?

Back

Solution

Front

Is x = 9 a solution to the equation 3(3x - 1) + 6x = 30?

Back

No

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean to check a solution to an equation?

Back

To substitute the solution back into the equation to see if both sides are equal.

Front

What is a variable in an equation?

Back

A symbol that represents an unknown value.

Front

What is the coefficient in the equation 4x + 3 = 15?

Back

4 (the number multiplying the variable x).

Front

What is a constant in an equation?

Back

A fixed value that does not change.