gavaniquer gavaniquer

13-02-2020
Mathematics

contestada

Solve the linear equations
-2x+5y=39
2x-3y=-25

Respuesta :

ghanami ghanami

14-02-2020

Answer:

Step-by-step explanation:

hello :

-2x+5y=39 ....(*)

2x-3y=-25....(**)

add(*) and (**) : 2y =64 so : y =64/2 = 32

put this value in (*) : -2x+5(32) = 39 ....continu

Answer Link

Otras preguntas

The Railway Train Emily Dickinson 1 I like to see it lap the miles, And lick the valleys up, And stop to feed itself at tanks; And then, prodigious, step 5 Arou

carbon hexafluroide formula

Which of the following terms applies to the way that society as a whole earns and spends money

Regional laboratory products has salesmen that travel to medical laboratories to sell lab supplies. when the salesmen makes a sale, they are required to upload

What is the equation of a hyperbola with foci at (2, 8) and (2, 2) and vertices at (2, 7) and (2, 3)?

Is the square root of 1/9 rational or irrational

Hey, I need help on these. please respond asap. TIA

What is the value of x, the acid concentration of the first solution? A) 0.05 B) 0.10 C) 0.15 D) 0.20

help please fast asap will mark brainliest find the missing word ( there are NO answer choices ) A persuasive text should develop a counter-argument to avoid __

what is the minimum value of y=x^2+15/4