Question

-9x²+7x²-16x² please answer fastly with explanation I promise I will give thanks rate and mark as brainliest but you have to give the answer with explanation​

Answer 1

Answer:

-18x²

Step-by-step explanation:

-9x²+7x²-16x²

-2x²-16x²

-18x²

please give me thanks rate and brainliest title

Answer 2

$= \: - 9 {x}^{2} + 7 {x}^{2} - 16 {x}^{2} \\ = \: - 2x ^{2} - 16x ^{2} \: \: \: \: \: \: \: \: \: \: \: \: \\ = - 18 {x}^{2} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

as we know that

– + = – but sign of bigger number .