kshck123 kshck123

02-03-2015
Mathematics

contestada

I have a sum of 159, and difference of 3 .What are the 2 numbers?

Respuesta :

konrad509 konrad509

02-03-2015

[tex]x+y=159\\ \underline{x-y=3}\\ 2x=162\\ x=81\\\\ 81-y=3\\ y=78[/tex]

These numbers are 81 and 78.

Answer Link

Otras preguntas

How do we solve an equation by factoring?Problems such as x² - 9 = 0 and x² + 13x = -36.

what integer does the square root of 18 lie between

2 tens 3 tenths 1 thousandths greater or less than 20.31

What is the expanded form for 6.324

write the name given to a large area of sea or ocean that is partially enclosed and is larger than a bay

Why is it helpful to write numbers in different ways

how do I round off 248,739 to the nearest hundred?

a middle school scored three field goals worth three points each and two touchdowns worth six points, where each touchdown also had an additional score of two p

There are 21 students in Mr.Tentlers class The students divided themselves evenly into 3 groups.how many students are in each groups?

What is 30,944 rounded to the nearest ten thousands