4a+5b evaluate each of the following expressions a=-2 and b=7
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Answer:
4a+5b=4(-2)+5(7)=-8+35=27
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Answered by
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Answer:
Step-by-step explanation:
If a = -2 and b = 7
= 4a + 5b
= 4x-2 + 5x7
= -8 + 35
= 27
∴ Value is 27.
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