17-06-2020
Mathematics

contestada

5x + 2y = 8 x + y = 4 if you want to solve the system of equations by addition which of the following could you do

Respuesta :

pnda922 pnda922

17-06-2020

Answer: x= 0, y = 4

Step-by-step explanation:

5x+2y=8

X+y=4 -> y=4-x

5x + 2(4-x)=8 -> 5x + 8-2x=8 -> 3x=0 -> x=0

y=4-x=4-0=4

Answer Link

Otras preguntas

Which process of mitosis is responsible for increasing the number of cells in your body?

how can we test whether a substance is a metal or a non-metal

72y^5 + 18y^2 what is the GCF? or is this prime?

The basic wage earned by a truck driver for a 40-hour week is $560.00. Calculate his hourly rate

Which element of art seen in drawing of a cube demonstrate depth through shading contour lines or highlights?

When someone hurts you, the desire for _____ is strong.

explain how working with an individual who is distressed may impact on own wellbeing

what influences did the battle of new orleans have onthe rest of the war?

true or false. humans have not yet "discovered" most of earth's species

how to reverse the heating effects of electric curent