4. Divide. y² + 10y +21 y +7

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter1: Variables, Expressions, And Integers
Section1.7: Multiplying And Dividing Integers
Problem 2E
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1. Graph the following set on a number line and express the set in interval notation.
{x\xs -2}
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 67 8 9 10
2. Simplify the expression.
3xy3
5x?y²
3. Solve the following systems of equations.
4y + 3z = -7
12x - 3y + z = -7
-6x + 2y - 2 z = 12
4. Divide.
y + 10y +21
y +7
Transcribed Image Text:1. Graph the following set on a number line and express the set in interval notation. {x\xs -2} -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 67 8 9 10 2. Simplify the expression. 3xy3 5x?y² 3. Solve the following systems of equations. 4y + 3z = -7 12x - 3y + z = -7 -6x + 2y - 2 z = 12 4. Divide. y + 10y +21 y +7
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