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4y=-3-x
7x-4y=43
elimination please help!!

Sagot :

Answer:

x = 5 y =-2

Step-by-step explanation:

You can substitute the 4y in,
7x - (-3-x) = 43
7x + 3 + x = 43
8x + 3 = 43
8x = 40
x = 5

Then plug the x back into the equation,
4y = -3 - 5
4y = -8
y = -2

dissonanceruckus

Answer:

y= -2 x=5

Step-by-step explanation:

(See attachment below)

View image dissonanceruckus
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