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Is is true that the coefficient of the expression 18z-7(-3+2z) of z is 13
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Oct 2, 2018
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Is is true that the coefficient of the expression 18z-7(-3+2z) of z is 13
Mathematics
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Andrey Stukalenko
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18z-7(-3+2z)
= 18z + 21 - 14z
= 4z + 21
answer is False
coefficient of z is 4, not 13
Razmig
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Oct 8, 2018
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Razmig
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