ayannamcfarlane15 ayannamcfarlane15

12-02-2017
Mathematics

contestada

2a+3b=10
2a+3b=23
How to isolate them and substitute it

Respuesta :

kennachepe kennachepe

13-02-2017

you need to solve for one of the variabkes and then plug it in
when I did one of them I got a=5-3b/2 so after that you plug that in for a and solve for the other variable, hope it helps

Answer Link

Otras preguntas

Solve each equation by completing the square. If necessary, round to the nearest hundredth.Please show steps, steps needs.1. b^2+10b=752. n^2-20n=-753.. t^2+8t-

What is diameter if the area is 200.96m squared

graph the function y=1/2sin(x-pi/4)

Which statement is true about the thyroid hormones? (1) They increase the rate of metabolism in cells throughout the body. (2)They control how quickly cells use

Suppose you are walking home after school. The distance from school to your home is five kilometers. On foot, you can get home in 25 minutes. However, if you r

Which quadrilateral does NOT always have congruent diagonals? Why? I know it is a rhombus but i dont know why. someone please help!

On Tuesday, Donovan earned $9 for 2 hours of babysitting. On Saturday, he babysat for the same family and earned $31.50. How many hours did he babysit on Saturd

find exact value using reference anglescot -53pi/6

A major characteristic of the Anasazi culture in what is today the U.S. Southwest was (A) the building of large mounds for burial grounds (B) potlatch ceremonie

how do you think king George III reacted to the Declaration upon reading it