Question

simplify the following expressions

1. 2a + 3b - a

2. (4x + 3y) - (2x -5y)

3. -3(2x - 1) – 5

4.7xy - 2xz + 4xz - 12xyz + 2zx

5.-3(2x - 5) - 4(x + 7)

Answer 1

can someone please help me

Answer 2

1. a+3b

Answer 3

2. 2x+8y

Answer 4

Do you recall the distributive property?

Answer 5

$$a(b+c)=ab+ac$$

Answer 6

@Behindthemask are you still there?

Answer 7

If you don't understand something you need to ask questions.

Answer 8

yes.

Answer 9

$$a(b-c)=ab-ac $$ $$-3(2x - 1) – 5$$ $$-3(2x)-(-3)(1)-5$$ $$-6x-(-3)-5$$ $$-6x+3-5$$ $$-6x-2$$

Answer 10

@skullpatrol can you help with the other two remaining as well

Answer 11

ill do one and you have to do the other

Answer 12

for number 4

Answer 13

combine like terms

Answer 14

like terms are -2xz+4xz+2xz=4xz

Answer 15

finish it