SOLUTION: The ratio of the width to the length for rectangle HEFG is given. Solve for the variable . EF:FG is 4:5 Side EF has the equation y+7 Side FG has 40

Algebra ->  Rectangles -> SOLUTION: The ratio of the width to the length for rectangle HEFG is given. Solve for the variable . EF:FG is 4:5 Side EF has the equation y+7 Side FG has 40       Log On


   

Question 925086: The ratio of the width to the length for rectangle HEFG is given. Solve for the variable .
EF:FG is 4:5
Side EF has the equation y+7
Side FG has 40
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

EF%3AFG+=4%3A5+
if side EF=y%2B7 and side FG=40, then
%28y%2B7%29%3A40+=4%3A5+...solve for y
5%28y%2B7%29=4%2A40+
%28y%2B7%29=4%2Across%2840%298%2Fcross%285%29+
y%2B7=4%2A8+
y=32-7+
y=25+