Needhelp02 Needhelp02

29-09-2016
Mathematics

contestada

Solve -a+7=2a-8 Show your work.

Respuesta :

29-09-2016

-a+7=2a-8
-a+a+7=2a+a-8 add a on both sides
7+8=3a-8+8 add 8 on both sides
15/3=3a/3 divide 3 on both sides
a=5 solution

Answer Link

29-09-2016

1st combine like terms
1a=(-1)
a=(-1) I think thats it

Answer Link

Otras preguntas

Cameron wanted to get both lines with one zap. They solved an equation to find the intersection point and figured out that x=10. How could Cameron find the y-va

Which numbers are greater than -11.2?

What did the Fifteenth Amendment do? A. abolished slavery B. provided freedom of speech C. gave all male citizens the right to vote D. guaranteed equality u

Solve the inequality 5(x + 1) > 50

Find mZVUT if IZAUT = 88 and mZVUA = 55°. T U V

Hurry and this is my last one I promise !!!

Consider the sequence 5, 12, 19, 26, ... Enter numbers in the boxes to represent the fourth term as an ordered pair. ( , )

What is 3 minus -3 its for my homework plz help

what materials transmits the most light waves?

what is the volume of Copper and Zinc used to make the grass