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Please answer ASAP im in desperate need of help!!!
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Please answer ASAP im in desperate need of help!!!
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Jul 9, 2019
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Please answer ASAP im in desperate need of help!!!
Mathematics
middle-school
Viiii
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5. replace y in the second equation
4x + 5(3x+9) = 7
4x +15x + 45 = 7
19x+45=7
-45 -45
19x = -38
x=-2
idk what linear combination is im sorry
Dan Mertz
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Jul 9, 2019
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I'm stuck on that one too
Ioannis
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Jul 15, 2019
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