Solve the following system of equations -8x -8y=24 2x + y=-7
2 answers:
Answer:
x=3.33333
y=0.44444
Step-by-step explanation:
Would equal to
-8x-8y=24 -equation 1
16x+8y = -56 -equation 2 (because of multiplying both sides by 8)
=-24x=80 (minus-ing equation two by equation one, on all sides)
= 24x = -80 (switching around the signs)
x =3.3333
and...
y =0.4444
Solve the equation using substitution?
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