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Maslowich
3 years ago
6

Find the value of y when x equals -20 x+3y=7

Mathematics
2 answers:
Phantasy [73]3 years ago
5 0
X=-20


Plug in -20 into the equation to get y.


-20+3y=7


3y=27


y=9
klemol [59]3 years ago
5 0
<span>x+3y=7
Substitute -20 for x
-20+3y=7
Add 20 to both sides
3y=27
Divide 3 on both sides
Final Answer: y=9</span>
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