Diagnostic Test 1

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Back

-10

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Back

Front

Determine the value of z. Fully simplify your answer: 12(z + 4) - (−8z + 6) = z − 7 + 5

Back

z = −1/3

Front

Solve the system of equations, leave your answer as an ordered pair, (x, y): 3x + 2y = 18 and 5x − 4y = 2

Back

(4, 3)

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Back

5√2

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the quadratic formula?

Back

Front

What is the Pythagorean theorem?

Back

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to simplify an expression?

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To reduce it to its simplest form.