02-03-2020
Mathematics

contestada

the sum of two numbers is 35 and the difference is 15

Respuesta :

Spykids Spykids

02-03-2020

x+y= 35
x-y=15
+_____

Solving it we get:

2x=50
x=25.

We can plug x back in to get y.

25+y=35

y=10

Hope this helps!

Answer Link

Otras preguntas

From the parent function y=sin(x) the function shown in the graph is shifted A) pi/4 units to the right. B) pi/2 units to the right. C) 3pi/4 units to the right

A triangle has side lengths measuring 20 cm, 5 cm, and n cm. Which describes the possible values of n?

Susana tiene piernas muy fuertes. Corre _____ .

A(n) ____ is a private network that uses internet technologies to share business information with select corporate partners or key customers.

What is the sum of -1/11 and 5/11 4/11 6/11 -4/11 -6/11

Given that the speed of light is 2.998 x 108 m/s, what is the frequency of a wave that has a wavelength of 3.55 x 10-8 meters? 10.6429 x 10-2 Hz 8.445 x 1015 Hz

if x=2y=4z, express1. x+4y+z and 2. 2x+3y+2z in terms of z, and find the value of the expression when z=2.

HELP PLEASE 20. Melanie ________ robins and cardinals during her hike. * A. seened B. saw C. sawed D. seen 21. While Steven is finishing his math problems, B

what is the percent b mass of chlorine in NaCl

someone help me please [20 points] serious answers only!!!!!!