Simplifying Numeric Expressions

Which expression is equivalent to given expression.

• 18x⁷

• 18x⁴

• 9x⁷

• 9x⁴

• 
• 
• 
• 

• 1024x¹⁰y¹⁵

• 1024x³y⁴

• 1024

• 96x¹⁰y¹⁵

What will the exponent of y be when the expression is simplified?

• 11

• 16

• 28

• 63

Simplify: 12 + 4(x - 5) + 7x

Simplify (enter the term with the variable first)

-7 + 5x - 3x - 12x

Simplify the expression:

3x(x+4)

• 3x² + 4

• 3x² +12

• 5x

• 3x² +12x

Simplify: -9(x - 4)

Simplify: -4(2x - 5)

Simplify the following expression:
3 + 5x + 8 - 2x

• -3x² - 11

• 3x² + 11

• 11 - 3x

• 11 + 3x