lunamaraya7p2o2ba lunamaraya7p2o2ba

01-05-2020
Mathematics

contestada

The area of a rectangular swimming pool is 360 square feet. If the length of the swimming pool is 9 feet more than its width, find the length of the pool

Respuesta :

01-05-2020

Answer:

l = 24ft

Step-by-step explanation:

A = lw

360 = (x + 9)(x)

360 = x^2 + 9x

0 = x^2 + 9x - 360

0 = (x + 24)(x - 15)

x ≠ -24 (length cannot be negative)

x = 15

l = 15 + 9

l = 24ft

Answer Link

Otras preguntas

1.) Solve and State EXACT solutions: x² = 48

which events had a direct impact on Louisiana becoming a state? Select the two correct answers. A) President Jefferson agreed to make the Louisiana Purchase.

Please help me ASAP will mark brianlest

The graph plots four equations, A, B, C, and D: Line A joins ordered pair negative 6, 16 and 9, negative 4. Line B joins ordered pair negative 2, 20 and 8, 0.

Builders Corporation files a suit against Concrete Company to enforce a written contract. If the court finds that the parties intended the contract to be the fi

For an imaginary economy, the value of the consumer price index was 140 in 2013, and the inflation rate was 5.0 percent between 2013 and 2014. The consumer pric

There are approximately as many boys between 167 and 169 as there are between 169 and 170.

What was the great migration during world war 1?

A cyclist maintains a constant velocity of 4.1 m/s headed away from point A. At some initial time, the cyclist is 249 m from point A. What will be his displacem

What do the magistrate and nun do? A. They decide to read their mother’s letters to learn more about their father B. They decide to bury their mother with her