21-09-2020
Mathematics

contestada

simplify the expression. -2(-9 + 2z)

Respuesta :

vanessaakaraiwe123 vanessaakaraiwe123

21-09-2020

Answer:

18 - 4z

Step-by-step explanation:

Multiply

-2 * (-9) = 18

-2 * 2z = -4z

18 - 4z

Answer Link

Otras preguntas

what is 172 over 96.75 simplified?

Two reasons why a scientist might want to study the DNA of strawberries?

A lever used to lift a heavy box has an input arm of 4 meters and an output arm of 0.8 meters. What is the mechanical advantage of the lever?

Michael made a baby quilt that was 3 feet wide. Its Perimeter was 16 feet what was its Area. Show me the steps. Thanks

What is the diameter of a sphere with a volume of 288 pi? Also can you show me the work

Could the last carbon atom chain make bonds with four hydrogen atoms?why or why not?

Explain what the variable represent in an addition or subtraction expression.

2x=160, can you help me with this, and show steps?

How did socialist labor movements affect strife at start of 20th century

Could the last carbon atom chain make bonds with four hydrogen atoms?why or why not?