Algebra 1 Review

Which answer choice is equivalent to:
5(2x-3)-3x

• 10x-6

• 7x-15

• 6-10x

• 15-7x

Which expression is equivalent to 3a² + 6a + 5a²?

• 14a²

• 14a

• 8a² + 6a

• 3a² + 11a

Which expression is equivalent to 7(3a + 4b)?

• 21a + 28b

• 10a + 11b

• 21a + 4b

• 10a + 28b

Which expression is equivalent to z + z² + 1?

• 3z

• 1 + z + z²

• 2z + 1

• 2z² + 1

Which expression is equivalent to 6(3y - 2y + 7)?

• 18y + 7

• 21y - 14y + 7

• 18y + 42

• 6y + 42

Which expression is equivalent to 15x + 10 - 6x - 1?

• 9x + 9

• 18x

• 15x - 3

• 9x + 11

Simplify: 
-8n - 7(n+5)

• -15n - 35

• -1n -35

• -15n +35

• n +5

What is f(6) for the function f(x)=3x-8

• -8

• 10

• -144

• answer not here

• 2x

• -3

• 3

• 10