Answer :
Answer:
7x + 3 = 2x + 23
collect like terms
7x-2x=23-3
5x=20
divide both sides by 5
x=4
5-x=8-x
collect like terms
5-8=-x+x
-3=0
5(1+x)=5x-5
open the bracket
5+5x=5x-5
5+5=5x-5x
10=0
Answer:
7x + 3 = 2x + 23
collect like terms
7x-2x=23-3
5x=20
divide both sides by 5
x=4
5-x=8-x
collect like terms
5-8=-x+x
-3=0
5(1+x)=5x-5
open the bracket
5+5x=5x-5
5+5=5x-5x
10=0