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3 years ago

Homework help!!!!!!!!

Mathematics

2 answers:

Feliz [49]3 years ago

4 0

Answer:

u=-1

Step-by-step explanation:

if you replace with a or b the answer on the left side is actually bigger since it is closer to 0 than -20. same with choice d

choice c makes -12-28 which is a smaller value than -20

kaheart [24]3 years ago

4 0

the answer is u= -1

-

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General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

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