prettysaeed15 prettysaeed15

01-03-2020
Mathematics

contestada

Solve the following system by substitution
(2x+3y=5
(5x - 4y=2

Respuesta :

Ankitrraj707 Ankitrraj707

01-03-2020

Answer:

2x+3y=5____(i)

5x - 4y=2____(ii)

3y=5-2x

Y=5-2x/3

Now, putting the value of Y in ii,

5x - (5-2x/3)4=2

15x-20+8x=6

23x=20

X=20/23

Y=75/69

Answer Link

Otras preguntas

please explain it to me that how I gonna answer this : integral of secx I know the answer but how?It will be ln / secx + tanx

What is the biosphere.

What happens to the particles of air inside a ball it warms in the sun?

An airplane flies with a constant speed of 720 miles per hour. How far can it travel in 14 minutes?

How to tell if a piecewise function is differentiable.

Discuss the differences between race and ethnicity using the AAA statement on race. Given this, why do people in the U.S. often confuse these two terms

What controls basic functions such as breathing, heart rate, and pulse? A.cell body B.spinal cord C.frontal lobe D.brain stem

Clara’s parents are extremely strict and never let her play with other children. When she asks them why she can’t play with others, they tell her to be quiet an

1. Which of the following statements is FALSE? a. It is better to wait until interest rates are high to start saving. b. Investing tends to have a higher risk t

Leaving the handler of the pan pointed out so so he can grab it easily. Leo quickly walk past the stove to get some hand burger meat from the refrigerator What