06-02-2017
Mathematics

Answered

Xavier is x years old and Yvonne is y years old. Yvonne is 7 years older than Xavier. Four times Yvonne’s age is equal to 200.

AWrite an equation that could be used to solve for Yvonne’s age, y.

BHow old is Yvonne? Show your work!

CHow old is Xavier? Show your work!

Verified Answer :

Yoyo100 Yoyo100

06-02-2017

Ay=x+7
B) y=200/4=50
C) y=x+7 and we know that y=50 so we have 50 = x+7 which can be changed to x=50-7=43

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