Answer:
1. 7
2.13
3.92
4.23
Explanation:
P- parentheses
E- exponents
MD- Multiplication and division
AS- addition and subtraction
1. 3+3^2-5
3+9-5
12-5=7
2. 2^3-5x1+10
8-5x1+10
8-5+10
13
3. 24\2+10^2-20
24/2+100-20
12+100-20
92
4. 6x^3+25/5
18+25/5
18+5
23