Answer:
No solution
Step-by-step explanation:
Simplify the left side.
−
3
x
−
10
=3
(
3
−
x
)
Simplify
3
(
3
−
x
).
−
3
x
−
10
=
9
−
3
x
Move all terms containing x to the left side of the equation.
−
10
=
9
Since
−
10
≠
9 , there are no solutions.
No solution
The second one is d 78 and 82
3+2=5
5x=100%
x=20 (divide)
20*3=60
60% are boys, 40% are girls