Write Equivalent Expressions and simplify expressions

Which expression is equivalent to 4(x+7)?

• 4x+7

• 4x+28

• 4x+11

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

• 18y + 7

• 6y + 42

• 18y + 42

Which expression is equivalent to 5(2f + 4)?

• 10f + 20

• 30f

• 10f + 9

Simplify he expression:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

Simplify the expression: 2x + 1 + 7x

• 9 + 1x

• 10x

• 9x + 1

Simplify: 2y + 3y² + 13y + 5y²

• 15y + 8y²

• 12y + 2y²

• 18y²