GMAT 数学题一道,求解. 这道题怎么翻译?Together, Andrea and Brian weigh p pounds;_英语解答

GMAT 数学题一道,求解. 这道题怎么翻译?
Together, Andrea and Brian weigh p pounds; Brian weighs 10 pounds more than Andrea. Brian and Andrea's dog, Cubby, weighs p/4 pounds more than Andrea. In terms of p, what is Cubby's weight in pounds?

人气：122 ℃　时间：2020-05-19 22:21:02

解答

A+B=p(1)
B=A+10(2)
C=A+p/4(3)
(2)带入(1)得 A=(p-10)/2(4)
(4)带入(3) 得 C=(3/4)*p-5