Sjzndhdhdjsj Sjzndhdhdjsj

25-01-2017
Mathematics

contestada

If A plus B equals 2X -2 and A -B equals 4X -8, find A and B

Respuesta :

Аноним Аноним

31-01-2017

A+B = 2X -2
A-B = 4X -8

Add the equations,
2A = 6X - 10
A = 3X - 5

Now, 3X - 5 + B = 2X - 2
B = 2X-3X - 2 + 5
B = 3 - X

Hope this helps!

Answer Link

Otras preguntas

What are the unit rates for 4/8 , 5/25, 36/6, 14/21, 18/30, 28/16, 56/35, 45/108, 12/42, 39/26

What are the unit rates for 4/8 , 5/25, 36/6, 14/21, 18/30, 28/16, 56/35, 45/108, 12/42, 39/26

what are some examples of figurative language found in the book Divergent?

What are the unit rates for 4/8 , 5/25, 36/6, 14/21, 18/30, 28/16, 56/35, 45/108, 12/42, 39/26

factor: 6x+36= how do I solve this problem

What particles make up the nucleus of an atom?

Find the slope of the ski run that descends 15 feet for every horizontal change of 24 feet

what are some examples of figurative language found in the book Divergent?

the perimeter of a rectangle is 120 meters. If the length of the rectangle is 20 meters more than the width, what are the dimensions of the rectangle.

Find the slope of the ski run that descends 15 feet for every horizontal change of 24 feet