Question

(-5)^2-2x(-9)+6 Please show work and step by step.

Answer 1

Answer:

49

Step-by-step explanation:

Use PEMDAS:

P Parentheses first

E Exponents (ie Powers and Square Roots, etc.)

MD Multiplication and Division (left-to-right)

AS Addition and Subtraction (left-to-right)

==============================================

(-5)² - 2 × (-9) + 6          first Exponents

25 - 2 × (-9) + 6          next Multiplication

25 + 18 + 6              next Addition

43 + 6 = 49