02-11-2016
Mathematics

contestada

solve by substitution 3y-2x=10 and x=9-2y

Respuesta :

babygirl0328 babygirl0328

02-11-2016

3y-2(9-2y)=10
3y-18+4y=10
-y-18=10
-y=28
y=-28
3(-28)-2x=10
-84-2x=10
-2x=94
x=-47
so x is -47 and y is -28

Answer Link

Otras preguntas

The interstate speed limit is 70 mph. If there are 5280 feet in a mile, how fast are you going in feet per second?

porpose a condition or parameter of the simulation that could explain the trends in the populations of red, tan, and brown beetles. did the condition stay the s

Please solve y=x^2-6x-5 by factoring and by using the quadratic formula with work attached

Which equation represents a proportional relationship with a constant of proportionality of 14?

In this reaction, how does the rate of forward reaction vary with the concentration of the product? 2H2S(g) ⇌ 2H2(g) + S2(g) A. It increases with an increase in

In the late 1800s,Mendel predicted the existence of units of hereditary information or factors. what do we call these units of hereditary information today?

While roller skating, Jack and Jill decide to test one of Newton's Laws. They stood facing each other. Jack push on Jill's hand and Jill pushed on Jack's hand w

I need help on this.

Park two has 12 more benches than Park one. If 2 benches were transferred from Park two to Park one, then Park two would have 2 times more benches than Park one

What is Motion ?? Please tell fast