urwahalpial
urwahalpial urwahalpial
  • 12-09-2020
  • Mathematics
contestada

What is the sum of the solutions of the 2 equations
below?
8x = 12
2y + 10 = 22
A. 23
B. 71
7 1
C.
9
D. 10
E. 17.

What is the sum of the solutions of the 2 equations below 8x 12 2y 10 22 A 23 B 71 7 1 C 9 D 10 E 17 class=

Respuesta :

Cytokine
Cytokine Cytokine
  • 12-09-2020

8x = 12

Divide both sides by 8

x = 12/8 = 3/2

2y + 10 = 22

Subtract 10 from both sides.

2y = 12

Divide both sides by 2

y = 6

6 + 3/2 = 7 1/2

Answer Link
marianascorreia05
marianascorreia05 marianascorreia05
  • 08-03-2021

Answer:

7.5 or 7½

Step-by-step explanation:

8x÷4 = 12÷4

2x = 3

x = 3/2 = 1.5

2y + 10 = 22

2y = 12

y = 6

1.5 + 6 = 7.5 = 7½

Answer Link

Otras preguntas

1+23434837834937383738378337384683747=100
Express 24.357 in words. Write the expanded form using fractions or decimals.
9+3x-5x = 4x-3x In need help step by step
Write mixed fraction as a decimal?
On the call of the wild passage which two details from the passage show the other dogs are protected B
If the word "defended" was replaced with the phrase "fought for," how would the tone of the excerpt change?
promt:Your friend's mom have just decided to let him/her have access to social media; however she can only choose one social media. Choose one social media plat
The diagram shows a simple lipid
Solve the equation. 1. 999 + k= 1,721 (1 point) Dun WLS E F w W Ok= 2.720 Ok= 822 Ok= 722 Ok= 732
Brianna spent a total of $52 on 4 used video games. What was the average cost of a game? HELP FAST FIRST ANSWER GETS 25 POINTS AND ILL GIVE YOU BRAINLIEST IF I