If a=3x²-7x²-7x-8andB=x²-5x-4,find2A+B
Answers
Answered by
0
Answer:
2A+B = 7x²-14x²-19x-20
Step-by-step explanation:
A=3x²-7x²-7x-8 and B=x²-5x-4
2A + B
= 2(3x²-7x²-7x-8) + (x²-5x-4)
= 6x²-14x²-14x-16 + x²-5x-4
= 7x²-14x²-19x-20
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Answered by
1
Answer:
I sshshshdh
Step-by-step explanation:
a sjsjzjjsjxjdjdxvgxs
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