Homework Help: Math

Posted by Brianna on Tuesday, October 4, 2011 at 12:23pm.

1. Kevin ran 4 miles more than Steve ran. The sum of their distances is 26 miles. How far did Steve run? The domain of the solution is {0, 4, 11, 22}.
a. Define your variable.
b. Write algebraic expressions for the distances each person ran.
c. Write an equation that can help you solve the problem.
2. Solve the equation. Explain how the order of operations determines how you evaluate an algebraic expression. Be sure to explain the rules for addition, subtraction, multiplication, division, and the use of grouping symbols. Use examples to illustrate your points.

PLEASE ANSWER A.S.A.P. THANK YOU

Math - Reiny, Tuesday, October 4, 2011 at 1:07pm
Let Steve's distance be x
Let Kevin's distance be x+4

x + x+4 = 26
2x = 22
x = 11

Steve ran 11 miles
Kevin ran 15 miles

( What a lot of "Much Ado About Nothing" )
Math - Steve, Tuesday, October 4, 2011 at 1:08pm
k = kevin's distance
s = steve's distance
k = s+4
k+s = 26
s+4+s = 26

As you solve that, write down the steps you used.

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