Question

simplify 2x + 3y - 5x + 7y

Answer 1

Answer:

$-3x + 10y$

Step-by-step explanation:

Step 1:  Combine like terms

$2x + 3y - 5x + 7y$

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

$-3x + 10y$

Answer: $-3x + 10y$

Answer 2

1. Gather common terms:

2x -5x + 3y + 7y

2. Solve common terms:

-3x + 10 y

That is your answer. It cannot be simplified further due to the difference in variables.

Hope this helped.