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7. If A = 2x + 3 and B = x^2 - 5x + 1, what is the value of A-5B?
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7. If A = 2x + 3 and B = x^2 - 5x + 1, what is the value of A-5B?
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Nov 7, 2022
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7. If A = 2x + 3 and B = x^2 - 5x + 1, what is the value of A-5B?
Mathematics
high-school
Kayforkaran
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Kayforkaran
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Answer:
Explanation:
to understand this
you need to know about:
algebra
PEMDAS
given:
A=2x+3
B=x²-5x+1
to find:
A-5B
let's solve:
A-5B=2x+3-5(x²-5x+1)
distribute -5 to the parentheses:2x+3-5x²+25x-5
rewrite:-5x²+2x+25x-5+3
combine like terms:-5x²+27x-2
and
we are done
MBlanc
answered
Nov 11, 2022
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MBlanc
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