Question

Simplify each expression. Justify each step
1. 6+(8x +12)
2. 5(16p)
3. (2+7m)+5
4. 12st/4t

Answer 1

$6+(8x+12)=6+8x+12=18+6x\\\\5(16p)=80p\\\\(2+7m)+5=2+7m+5=7m+7\\\\\frac{12st}{4t}=\frac{12}{4}\cdot\frac{st}{t}=3s$