Answer:
x=2
Step-by-step explanation:
6x+7x−3x=13+7
10x=20
x=20/10
x=2
Answer:
x=-7/4
Step-by-step explanation:
4x+7=0
4x=-7+0
4x=-7
x=-7/4
Add up the length of all 4 sides
-13/24 because u have to multiply to get the same denominator which would end up being -15/24 and 2/24 add that to get -13/24
Answer:
the first one I guess
Step-by-step explanation: