libertyaconner libertyaconner

23-02-2022
Mathematics

contestada

Solve the system of equations by substitution.
3x-4y=-5
2x+3y=8

Respuesta :

pooprebeca1 pooprebeca1

24-02-2022

Answer:

Step-by-step explanation:

3x-4y=-5|*2

2x+3y=8|*3

6x-8y=-10

6x+9y=24

----------------------------- -

y=14

2x+14*3=8

2x+42=24

2x=24-42

2x=-18

x=-9

Answer Link

Otras preguntas

simplify: 2y(y2-4y+1)-2(4y²+5y-2) +5y-8please tell me fast with full solution

What are the difference between Macro and Micro groups!

Conveyor belts called grain elevators are used to move grain into a silo. Answer the following questions knowing that the lower end of the belt is 100 feet from

An article in the British Medical Journal [“Comparison of Treatment of Renal Calculi by Operative Surgery, Percutaneous Nephrolithotomy, and Extra-Corporeal Sho

*100 Points* 1. Joey decides to spin the wheel 60 times. What is the expected outcome of spins? (How many times should it land on each space?) 2. Use your infor

8 more than 3 times a number is the same as -5 times the number. a. x = -1 b. x = 1 c. x = -2

Kristina wants to invest $6200 in a savings account that pays 7.6% simple interest. How long will it take for this investment to double in value? Round your ans

I need to find the equation of the line

What is the sum of the HCF and LCM of the number 2³ x 3² x 5x7 and 2² x 5² x 11

The Royal Fruit Company produces two types of fruit drinks. The first type is 55% pure fruit juice, and the second type is 80% pure fruit juice. The company is