cathrina07 cathrina07

03-05-2021
Mathematics

contestada

Is d = -4 a solution to the equation 3(d + 12) = 8 - 4d ?

Respuesta :

vthisted vthisted

03-05-2021

No because...

3(d+12) =8

Distribute the 3.

3d+36=8

Subtract the 36.

3d = -28

Divide by 3 to isolate d.

d = -28/3 or 9.33

Answer Link

Otras preguntas

How many light sources do you know Pls list them

The number 6 is halfway between 4.5 and 7.5.Answer the missing numbers below.The number 6 is halfway between 2.8 and .......The number 6 is halfway between -12

What is the solution to this system of linear equations: y-x=4 and y+2x=1 1) (-1,3) 2) (0,4) 3) (1,-1) 4) (-3,3)

true or false? Three common voltage sources are batteries, solar cells, and generators.

Yolanda owns 4 rabbits. She expects the number of rabbits to double every year.a) after how many years will she have 64 rabbits?b) write and equation to model t

whats Henry Hudson interesting facts?

If x^5y^4z^2 <0 , which of the following must be true? I xy <0 II yz <0 III xz <0

In a sale, normal prices are reduced by 12% The sale price of a digital camera is £132.88 Work out the normal price of the digital camera (3marks)

If x^5y^4z^2 <0 , which of the following must be true? I xy <0 II yz <0 III xz <0

Put brackets in the expression below so that it's value is 45.024. 1.6 + 3.8 * 2.4 *4.2 (*= times )