Question

7-3х=4х-9, 6а-1=3а+7 , 10y-3=5+3y

Answer 1

7-3x=4x-9
-3x-4x=-9-7
-7x=-16
7x=16

x=$frac{16}{7}$

x=$2 frac{2}{7}$

6a-1=3a+7
6a-3a=7+1
3a=8

a=$frac{8}{3}$

a=$2 frac{2}{3}$

10y-3=5+3y
10y-3y=5+3
7y=8

y=$frac{8}{7}$

y=$1 frac{1}{7}$