Question

Subtract:

$16{\mathrm{x}}^2$ from $-8{\mathrm{x}}^2$.

Answer 1

Given: Subtract $16{\mathrm{x}}^2$ from $-8{\mathrm{x}}^2$.

Arrange the variables in proper columns and subtract them,

$-8{\mathrm{x}}^2-16{\mathrm{x}}^2-24{\mathrm{x}}^2$

Hence, $-8{\mathrm{x}}^2-16{\mathrm{x}}^2=-24{\mathrm{x}}^2$.