58 because is 8 so 9 x8 is 9907 I’m math so answer :5
Answer:
y=11-2x x + y =15
4x − y=7 and 2x − y=15 all have one solution
x=12 − 3y 2x + y=7
3x + 9y=24 and -4x=2y + 14 have no solution
you can just put the rest in infinite solutions
Step-by-step explanation:
Step-by-step explanation:
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Answer:
or 
Step-by-step explanation:

A) will be the answer because you'll end up with two x cubed plus four x square minus twelve x