No. The whole numbers are the natural numbers (counting numbers, 1, 2, 3...), but starting with zero instead of one. -1 is an integer but not a whole number.
871 is closer to 870 than 880, so the answer is 870
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
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<u />
<u>Step 2: Evaluate</u>
- [Fraction] Exponents:

- [Fraction] Subtract:

- [Fraction] Divide:

5x-3-7=9+2x-16
5x-10=2x-7
5x-2x=-7+10
3x=3
X=1