tsdevan10 tsdevan10

06-02-2020
Mathematics

contestada

Find the value of the expression: 2xy+2x^2 for x=−2.5 and y=−7.5

Respuesta :

StayAliveFren StayAliveFren

06-02-2020

Answer:

50.5

Step-by-step explanation:

2xy+2x^2 And we know x=-2.5 and y=-7.5.

In order of operations, exponents come first.

x^2 = -2.5 * -2.5 = 6.5.

6.5*2=13.

2xy + 13

2x=-5

-5*-7.5 = 37.5

37.5 + 13

50.5

Answer Link

leandraanderson12131 leandraanderson12131

06-02-2020

2(2.5)+2(7.5)+2(2.5)+2
5+9.5+5+2
14.5+7
21.5

Answer Link

Otras preguntas

What is evolutionarily classification

Describe what happens if you inhale into a paper bag (like you see on TV sometimes). Include partial pressures of oxygen and carbon dioxide, as well as how cont

What does 2 1/3 + 1 1/5 + 1 1/5 =?

translate this for me Clics, clics, clics, harán cualquier cosa para obtener algunos Tic, tic, tic, ese es el sonido antes de que mi cabeza explote Deja, deja,

SOMEONE PLEASE HELP FOR A KISS

If a 1000-N net force acts on a 500-kg car, what will the accelaration of the car be?

Find the value of x

Question 1 of 10 How many lines of symmetry are there in the object pictured below? A. O B. 1 C. 3 D. 2

Which body system is correctly paired with its function?

I don’t know how to do the formal written version.