Respuesta :

1) Let's simplify that expression, using the acronym PEMDA

Parentheses

Exponents

Multiplication

Division

Addition

2 x 22 +8+2-(5 + 1) Parentheses

2 x 22 +8+2-(6) Multiplication

44 +8 +2 - 6 Addition/Subtraction

52-4

48