ayedzughier ayedzughier

04-04-2021
Mathematics

contestada

x+y=4
x-y=-2
who can solve it?

Respuesta :

meowmeow223334 meowmeow223334

04-04-2021

Use elimination
x + y = 4
x - y = -2
Subtract both sides
2y = 6, y = 3
Plug 3 into y to find x
x + 3 = 4
x = 1
Solution; x = 1, y = 3

Answer Link

Otras preguntas

Can someone help me pleaseeeee

Use dimensional analysis to convert the width of a bedroom to feet if it measures 132 inches.

34) Fewer thandisability and, of that number, only.a) 5%; 3-4%b) 3%; 1-2%c) 2%; 3-4%d) 2%; 3-5%the general population are classified as having an intellectualar

What is the value of x? Help please

For a parabola with a minimum point at (3,-1), determine the equation for the function's axis of symmetry

A line contains the points (-3, 4) and (7, -1). Calculate the equation of the line in the form y = mx + b Explain each step.

help to convert a------------unit,move the decimal point to the-----------or------------

3. A line passes through the point (3,3) and is parallel to the equation y = -2/3x - 2. What's the equation of the line?

A sample of nitrogen is initially at a pressure of 1.7 kPa, a temperature of -10 C and a volume of 7.5 m3. Then the volume is decreased to 3.8 m3. the temperatu

SAT Math Question (Thanks!) y is greater than or equal to (x-2)^2 + 4 y is less than or equal to -(x-2)^2 + 6 The ordered pair (a,5), where a is a constant, sa