kjhgkfdjghkdfjgdfhkj kjhgkfdjghkdfjgdfhkj
  • 03-12-2020
  • Mathematics
contestada

Solve 6x+8+7x-9=90 this is pretty hard tbh

Respuesta :

Аноним Аноним
  • 03-12-2020

Answer:

x=7

Step-by-step explanation:

6x+8+7x-9=90

13x+8-9=90

13x-1=90

add 1 to both sides

= 13x=91

divide both sides by 13

= x=7

Answer Link

Otras preguntas

What is a tonal collage? We learnt it in school BUT  I can't remember.
What is the formula for the volume of a cuboid?
what are two human uses for mosses?
find the difference: 7 7/8 - 3 1/4
The number 6 is halfway between 4.5 and 7.5.Answer the missing numbers below.The number 6 is halfway between 2.8 and .......The number 6 is halfway between -12
how do I solve this proportion?
List two factors that might cause an organism to restrict its use of a resource.
What long-term effect do you think EU membership will have on nationalism in Europe? Explain.
what is the cubic root of - 250
In the library there are 200 books. 58 of them are non-fiction. What percentage of the books are non-fiction?