bianca1324 bianca1324

02-11-2016
Mathematics

contestada

3(x+7)-12=4(2x-7)

How do you do this?!?!

Respuesta :

MohamedSharif MohamedSharif

13-11-2016

3x+21-12=8x-28
collect the like terms
3x-8x=-28(21-12=9)
-5x=-28-9
-5x=-37
x=7.4

Answer Link

Otras preguntas

What was Sam Adams famous for?

Maddy purchases 2 pounds of beans and 3 pounds of rice per month when the price of beans is S2 per pound. She purchases 1 pounds of beans and 4 pounds of rice p

solve for x , and round answer to the thousandths place -4x^2 + 4x+9=0

why did the early explorers attempt to climb mount everest by starting on the northern, tibetan, side?

PLZ HELP! WILL GIVE BRAINLIEST!

How does the use of dialogue between Socrates and Glaucon contribute to the text?

Urgent!!! Please help 29 points. I don’t got a calculator :(

Answer these questions please

1+2=123 2+3=165 7+8= 15615 3+6=?

A radar signal is reflected from the moon. It is detected after a 2.58 s time lapse between sending and receiving. How far away in kilometers is the moon?

ACCESS MORE EDU ACCESS