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Evaluate the expression, using the given value of the variable. 7 – 5x + 4x when x = 3 A. –20 B. 18 C. 4 D. 30
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Feb 25, 2017
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Evaluate the expression, using the given value of the variable.
7 – 5x + 4x when x = 3
A. –20
B. 18
C. 4
D. 30
Mathematics
middle-school
NuAlphaMan
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The answer is
C. 4
7 - 5 x 3 + 4 x 3
= 7 - 15 + 12
= -8 + 12
= 4
Anthony Brien
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Mar 1, 2017
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Anthony Brien
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