3 years ago

the perimeter of a square is 56. The side lengths are 3 times a number increased by 2. find the value of x

Mathematics

1 answer:

Dafna11 [192]3 years ago

6 0

The value of x would equal 4.

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$\bold{[ \ Answer \ ]}$

$\boxed{\bold{4x^3-6x^2+9}}$

$\bold{[ \ Explanation \ ]}$

$\bold{Find \ Difference: \ \left(6x^3\:-\:2x^2\:+\:4\right)-\left(2x^3\:+\:4x^2\:-\:5\right)}$

$\bold{-----------------------}$

$\bold{Remove \ Parenthesis}$

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