In the value of y problem, the answer is y = 26
-2x=-4 or x=2
2x =-4 or x=-2
if the length is 8ft and the width is (7+x) then the area would be 56+8x, if x is unknown.
Answer:
must be greater than 7
Step-by-step explanation:
using pythagoras theorem
a^2=b^2-c^2
x^2=15^2-12^2
x^2=225-144
x^2=81
take square root both sides
√x^2=√81
x=9
and 9 is greater than 7
Step-by-step explanation:
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