lennie2011 lennie2011

07-12-2019
Mathematics

contestada

The sum of two numbers is 7 and there difference is 5

Respuesta :

PorterPanhorst PorterPanhorst

07-12-2019

Answer:

Step-by-step explanation:

Equations:

x + y = 7

x - y = 3

Add and solve for "x":

2x = 10

x = 5

Solve for "y":

x + y = 7

5 + y = 7

y = 2

Answer Link

nonsibi nonsibi

07-12-2019

Elimination frenzy.

x+y=7

+(x-y=5)

---------------

2x=12

x=6

6+y=7

y=1

answer: 6 and 1

Answer Link

Otras preguntas

You need to repair a broken fence in your yard. The hole in your fence is around 3 meters in length and for whatever reason, the store you go to has oddly speci

TB MC Qu. 6-75 Kuzio Corporation produces and ... Kuzio Corporation produces and sells a single product. Data concerning that product appear below: Per Unit Per

cual es la teoria de charles

T. For a science experiment, Katie had to cool one sample bacteria to -52°C. She had to cool a second sample bacterium to -79°C. What is the difference in the t

The characteristics of a world market where global competition prevails include A. a market situation where competitive conditions across national markets are l

Select the correct answer from each drop-down menu. At chemical equilibrium, the amount of because .

Charlene is wrapping the box below. How much wrapping paper will she need? A. 186 in.^2 B. 372 in.^2 C. 480 in.^2 D. 558 in.^2 Please include work!

according to the text,write Two things that could happen if there wasn't enough energy

macgyver is trapped in a room with seemingly no way out. While contemplating his escape, he thinks about how part of the bed in the room could be used to make a

A 9% coupon bond with an ask price of 100:00 pays interest every 182 days. If the bond paid interest 112 days ago, the clean price of the bond would be