3 years ago

Simplify.

Mathematics

1 answer:

amid [387]3 years ago

4 0

Answer:

Step-by-step explanation:

You may find this easier if you distribute the minus sign first.

2a^2 -3ab +5b^2 -a^2 +2ab -3b^2

= (2 -1)a^2 +(-3+2)ab +(5 -3)b^2

= a^2 -ab +2b^2 . . . . . matches choice D

6x -3 -2x +2

= (6 -2)x +(-3 +2)

= 4x -1 . . . . . matches choice B

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