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

What is the equation of the line? A. y= 1/3x - 1 B. y= -1/3x + 1 C. y= -3x + 1 D. y= 3x - 1

du bist mit deiner famillie aid urlaub und schickst eine email an deinen freund in der schweiz. etwas über die unterkunft wie

What effect do warm ocean currents have on coastal cities? What effect do cold ocean currents have on coastal cities?

Find two consecutive whole numbers that square root 42 lies between.

please help !complete the following sentences

Describe how two of the cell structures listed below interact to help maintain a balanced internal environment in a cell. *mitochondria *ribosome * cell membran

Activity 2Direction: Identify the following records below:1.Batch NumberProduct NameSupplierResults of inspection for**.Raw materialCBAWrite in either 'Pass/Fai

I need help, someone help me, please

Name a disadvantage (negative) to being a metic? A slave? Greece athenian democracy. PLZZ ANSWER ILL GIVE BRAINLEST

What is the correct definition of a set in fitness? ability to exert force a muscle contraction one group of repetitions an hour of exercise