Answer:
x = -24
Step-by-step explanation:
3(x + 7) = 2x - 3
3 * x = 3x
3 * 7 = 21
3x + 21 = 2x - 3
-21 -21
3x = 2x -24
-2x -2x
x = -24
Answer:
3=20
4=15
5=12
Step-by-step explanation:
Answer:
11 dimes equals 110
Step-by-step explanation:
so you have 3.45 cents.

let the solution be 
let the solutions be a = 3, b = 1
is the equation with consistent value.
Answer:
3/4 or 75% are boys
Step-by-step explanation: