Question

Simplify the expression a+1+a-2+a+3+a-4.

Answer 1

4a-2

Answer 2

4a=2
a=1/2

Answer 3

how did you do it

Answer 4

a+1+a-2+a+3+a-4=0
4a-2=0
4a=0+2
4a=2
a=2/4
a=1/2

Answer 5

what about this question
Simplify $2w+4w+6w+8w+10w+12. help me understand

Answer 6

30w+12=0(divide by 2)
15w+6=0
15w=-6
w=-6/15
w=-2/5

Answer 7

it says it's incorrect

Answer 8

this is the question ryt Simplify 2w+4w+6w+8w+10w+12.

Answer 9

that's the question

Answer 10

2w+4w+6w+8w+10W=30w
30w+12=0
30w=-12
w=-12/30
w=-2/5

Answer 11

so the answer is?

Answer 12

w= -2/5

Answer 13

oh ok I got it
thanks

Answer 14

lol..np..