eneochigbo123 eneochigbo123

03-09-2020
Mathematics

contestada

4.5 and 5 are respectively the average of 2sets of number 3, 4, x, y and 2x, y, 4, 3, find the value of x, y

Respuesta :

ChoiSungHyun ChoiSungHyun

03-09-2020

Step-by-step explanation:

4.5 * 4 = 18.

3 + 4 + x + y = 18, x + y = 11.

5 * 4 = 20

2x + y + 4 + 3 = 20, 2x + y = 13

Hence, x = 2 and y = 9.

Answer Link

Otras preguntas

What number line shows the solution in the inequality -2x + 4 > 8

can someone pleasw help me ill give u brainlestt Je ne bois pas _____eau minérale. Vous achetez _____ vin. Monique mange _______crêpes. Il ne boit pas ____ lai

Just need some help pls! : )

Help please! This is confusing me

Pls help me with this question

Number 10 plssssssssssssssssssssssssssssss

what are Manufactured goods easily transported by the lakes, and rivers in the Great Lakes area.

Which of the following statements about normal aging is TRUE? People start to become shorter because of osteoporosis. Old age is a time to grieve one's losses a

Which relation is a function?

PLS HELP ME !!! i will give you 20 points