Evaluate (3 + 5) * 23 - 4.
Evaluate the expression (m2-5m+9)2 m=5
Simplify 42 ÷ (2 * 2) - 3.
Calculate (6 - 1)2 * 3 + 4.
Evaluate the expression 2a2-2a-15 a=13
Evaluate the expression