Answer:
25 boys
Step-by-step explanation:
girls to boys
7:5
35:x
set up an equation
if
35/7 = 5
then
x/5 = 5
so, multiply both sides by 5 to isolate x.
x = 25
-2x + 6
Step 1: Write expression
3(x + 2) - 5x
Step 2: Distribute
3x + 6 - 5x
Step 3: Combine like terms