Simplify Find the sum of 4x^2-7 and 6x^2-5

Find the sum of $4 x^{2} - 7$ and $6 x^{2} - 5$

Write the problem as a mathematical expression.

$4 x^{2} - 7 + 6 x^{2} - 5$

Add $4 x^{2}$ and $6 x^{2}$ .

$10 x^{2} - 7 - 5$

Subtract $5$ from $- 7$ .

$10 x^{2} - 12$