Trim the bushes

Mason is always helping him to trim the bushes. The area A had a length of 14 m and a breadth of 7 m, and if we are going to combine A and B, the equal is 215 m2. The question is: what is the area of B?

Correct answer:

B =  117 m2

Step-by-step explanation:

a=14 m b=7 m S=215 m2  A=a b=14 7=98 m2  S = A+B  B=SA=21598=117 m2



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