Question

Add : 3x²y , 5x²y ,- 7x²y​

Answer 1

Step-by-step explanation:

Your question:

$\mathfrak { 3x²y + 5x²y + (-7x²y}$

3x^2y + 5x^2y + (-7x^2y)

Your answer:

$= (3 + 5 - 7) {x}^{2} y$

[ sort out the numbers and variables ]

$= (8 - 7) {x}^{2} y$

[ add 3 and 5 ]

$= 1 {x}^{2} y \: \: \: or \: {x}^{2} y$

your final answer:

x^2y