Verified Answer :

VenusRetrograde


7a-3=8+6a
add 3 to both sides
7a=8+6a+3
7a=11+6a
subtract 6a from both sides
1a=11
you can just remove the 1 in front of the a
a=11
Answer=11

Manjiri

Step 1: Simplify both sides of the equation.
7a−3=8+6a
Let's solve your equation step-by-step.
7a−3=6a+8
Step 2: Subtract 6a from both sides.
7a−3−6a=6a+8−6a
a−3=8
Step 3: Add 3 to both sides.
a−3+3=8+3
 So the Answer is 
a=11
I hope i helped you