02-11-2015
Mathematics

contestada

solve 7(z +2) - 3z =44

Respuesta :

davidyangnyc davidyangnyc

02-11-2015

distribute 7:
7z+14-3z=44
4z+14=44
4z=30
z=15/2

Answer Link

02-11-2015

7(z +2) - 3z =44
Distribute the 7. Distributive property: a(b+c) = ab + ac

7z + 14 - 3z = 44
Simplify like terms.

4z + 14 = 44
Subtract 14 to both sides

4z = 30
Divide by 4 on both sides.

z = 7.5

Answer Link

Otras preguntas

A farmer owns 24 acres of land. He plans to use 6 acres for an entrance into the farm and partition the remaining land into 1/3 acre lot. How many 1/3 arce lot

Suppose you play a card game with your friend that has an expected value of $2. Is this a fair game?

Please help with this khan academy question

what time and period was the renaissance

What does the Torah outline for Jews

Which value of x satisfies the equation 2(5x+1)−2x=2−2(3x+1)? −1/4 −1/7 1/9 1/7

The sum of three consecutive odd integers is 18 less than five times the middle. Find the three integers.

what event did the reading of common sense most likely lead to that is celebrated every 4th of july?

Which of these is correctly punctuated?

What is 12 5 as a mixed number in simplest form? 25