3x+x= 180°(straight angle)
4x= 180°
x= 180/4
x= 45°
Tim wrote 16 as (-2)^4. is he correct?
2 answers:
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Answer:
It is D
Step-by-step explanation:
Answer:
<h2>-33x - 82</h2>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)
and the distributive property a(b + c) = ab + ac.