Answer:
I think it's 30
Step-by-step explanation:
I took it as reflection of light..or ig it has same idea
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3(x+5)=7-x3x+15=7-x4x=-8x=-2
Answer:
a
Step-by-step explanation:
Answer:
-1/7 y + 1/7 x
Step-by-step explanation:
Can also be written as
1/7 x - 1/7 y
