Question

Simplify by combining like terms:
5a + 2b - 3b + 4

Answer 1

5a-1b+4 2-3
=-1 so that is why they combine

Answer 2

Answer: 5a-b+4

Steps:

Reorder and gather like terms

5a+(2b-3b)+4

Collect coefficients of liked terms

5a+(2-3)*b+4

Calculate the sum or difference

5a-b+4

FINAL Answer: 5a-b+4