1- Divide $147 between A and B so that B gets $15 less than A

2- together have $35. If A gives $ 14 to B he will have 5 less than B

3- "A" is 3years older than "B" and "C" is 5years younger than "B". If the total age is 37 years how old they are?

4-The sides of a triangle are x+3, x+5, and 2x-5. Finde the x if the priemetre is 51cm.