Arianarenee90 Arianarenee90

13-09-2020
Mathematics

contestada

Use elimination to solve and match each system of equations to the correct solution.
2x-9y=-51
2x-3y=-9

Respuesta :

lifelongknowledge62 lifelongknowledge62

13-09-2020

Answer:

2x-9y=-51

2x-3y=-9

subtract question ii from i we get

-6y = -42

y =7

put value of y in 1

2x - 63 = -51

2x= 8

x=4

Answer Link

Otras preguntas

Three emotional effects of risky behsviours on ones lifestyle choices

what is the value of the expression when p = 7? 9p-7 A. 12 B.27 C.36 D.60

75y^3+100y^2-3y-4=0

which of the following particle has the least Mass?1.Neutron 2.proton 3.electron 4.hydrogen nucleus

How long does it take to drive across japan?

PLEASE ANSWER THIS QUESTION AND EXPLAIN IF YOU CAN

which of the following quotes from the story best communicates the authors message about friendship? A. "I could not afford to be seen walking with her, and i

write 6 1/4 as a fraction in lowest term

If there is a high death rate and large amount of ________- , populations will likely decrease.

Put the following in order from largest to smallest: solar system, galaxy, universe, Earth