(-21) x[(-4) + (-6)] = [[-21*(-4)] + [f-21)*(-6)]
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Answered by
0
Answer:
-21*(-10)=84+(126)
210=210
Answered by
0
Answer:
I am starting from the next line
(-21) x (-10) = 84 +(126 - 6f)
210 = 210 - 6f
6f = 0
f = 0
if it is ok to you , please inform me
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