Question

Subtract 2 p² + 3 q² from 7 p² - 5 q²​

Answer 1

Answer:

$7 {p}^{2} - 5 {q}^{2} - (2 {p}^{2} + 3 {q}^{2} ) \\ \\ = 7 {p}^{2} - 5 {q}^{2} - 2 {p}^{2} - 3 {q}^{2} \\ \\ = 7 {p}^{2} - 2 {p}^{2} - 5 {q}^{2} - 3 {q}^{2} \\ \\ = 5 {p}^{2} - 8 {q}^{2}$

hope it helps uH :)

Answer 2

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=5p²−8q²