Ryan's brother, Joel, weighs 30% more than Ryan.:Together, the boys weigh 276 pounds. In pounds,:how much does Joel weigh?

解

R y a n^{'} s b ro t h er, J oe l, w e i g h s 30% m ore t han R y an . : T o g e t h er, t h e b oys w e i g h 276 p o u n d s . I n p o u n d s, : h o w m u c h d oes J oe l w e i g h ?

Amount after addition : 358.8

解答ステップ

Translate the problem into an equation:

x = 276 + 0.3 \cdot 276

x = 276 + 0.3 \cdot 276 : x = 358.8

Amount after addition : 358.8