Math Problem Statement
(c) Fred keeps his savings in his mattress. He began with $400 from his mother and adds $150 each year. His total savings y after x years are given by the equation
A. y = 150 + 400x
B. y = 150 + x
C. y = 400 + 150x
D. y = 400 -150x
E. None of the above.
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Savings Growth
Formulas
y = 400 + 150x (where y is the total savings and x is the number of years)
Theorems
Linear growth model
Suitable Grade Level
Grades 6-8