myleswatts1
09.03.2021 •
Mathematics
Given the system of Equations: 2x + 3y = 15, X = -3y, What is x? *
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Ответ:
(15,-5)
x is 15
Step-by-step explanation:
2(-3)y+3y=15
y=-5
x=-3(-5)
x=15
hope this helps :)
Ответ:
No
Step-by-step explanation:
-3 is supposed to be the answer for b so let's substitute -3 for b.
5(-3)+1=16
-15+1≠16
-15+1 is actually equal to -14
if the -3 would have been positive then it would be correct