Question

if we subtract (2a²+1) from (-7a²) we get​

Answer 1

$\mathsf\red{Subtract \: 2{a}^{2}+1 \: from \: (-7{a}^{2})}$

$\mathsf{-7{a}^{2}-(2{a}^{2}+1)}$

$\mathsf{-7{a}^{2}-2{a}^{2}-1}$

$\boxed{mathsf{-9{a}^{2}-1}}$

$\mathsf{}$

${\sf{\fcolorbox{black}{pink}{© \: ITZBFF}}}$

Answer 2

Answer:

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Step-by-step explanation:

(-7a²) -  (2a²+1)

-7a² - 2a²-1

9a² - 1