6. Peter is 12 years older than his brother John. Six years ago, Peter was four times as old as John. How old is John now? A. 10 B. 11 C. 15 D. 20
6. Peter is 12 years older than his brother John. Six years ago, Peter was four times as old as John. How old is John now? A. 10 B. 11 C. 15 D. 20
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 90E
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