Question

Please Simplify these expressions:

1. 2a + 10 - 6 + 4a
2. -7 + 3x - 5x + 7
3. -5(3b - 2) + 10b
4. -8 - 4d + 3b - 6 + d

Answer 1

.

Explanation:

1.2a+4a+10-6

=6a+4.

2.-7+7+3x-5x

=-2x.

3.-15b+10+10b

-15b+10b+10

=-5b+10

4.-8-6-4d+d+3b

-14-3d+3b.

Answer 2

1) 2a+4a+10-6= 6a + 4

2) 3x-5x+7-7= -2x

3) - 15b+10 +10b= -5b + 10

4) - 4d+d-8-6+3b= - 3d - 14 +3b