Algebra 1 Review

Simplify these expressions: 3x + 5 + 2x - 7

• 5x + 2

• 8x - 5

• 5x - 2

• None of the above

Calculate: (x + 2)²

• x² + 4x + 4

• x² + 4

• x² - 4x + 4

• x² - 4

In the expression 2x² indicate what is the coeficient?

• 2

• 2x

• x²

• None of the above

In the expression 2x² indicate what is the literal part?

• 2

• 2x

• x²

• None of the above

What is the slope of a line that passes through the points (1, 2) and (3, 8)?

• 1

• 2

• 3

• 4

A rectangle has a length that is twice its width. If the perimeter is 30 units, what is the width?

• 5 units

• 10 units

• 15 units

• 20 units

Simplify when possible. 3x + x

• 4x

• 4x²

• 3 (x + x)

• None of the above

Simplify when possible. 2ab + 3ab

• 5 ab

• 6 ab²

• 6 (a + b)

• None of the above

Carry out these operations and simplify: (3x) (2x)

• 6x²

• 5x

• 6x

• None of the above