Yesterday, two friends went into a bank to open savings accounts. Perry started by putting $50 in his account, and he will deposit an additional $80 each week. Sandeep made no initial deposit, but he will add $90 more each week. In a few weeks, the friends will have the same account balance. How many weeks will that take? Write a system of equations, graph them, and type the solution. 500 400 300 200 100 6. 8. 10 Weeks Savings 2.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.3: Algebraic Expressions
Problem 40E
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