domrhodes domrhodes

02-03-2017
Mathematics

contestada

one number is 7 more than another number. the sum is 23.

Respuesta :

wolf1728 wolf1728

02-03-2017

A) x = Y + 7
B) x + y = 23

A) x - Y = 7
B) x + y = 23 Adding both equations
2x = 30

x = 15
y = 8

Answer Link

Otras preguntas

If you squeeze the bottom of a closed tube of toothpaste, the pressure is increased ____.

Leaving an automobile running in a closed garage or in a garage attached to the house - even with the garage door open could result in ___________ a. a citation

H - ‘ & ‘ 3 g f f .3 ’ 5 w §

A product that has few substitutes tends to be: a. elastic c. unit elastic b. inelastic d. a complimentary good

according to Adam Smith what role should government play in the economy?

How do you say (Romanization) "I'm not use to eating Korean food" in Korean?

The formation of an ionic bond involves (1 point)transfer of electrons. transfer of neutrons. transfer of protons. sharing of electrons.

What finally made Jamestown a successful colony? A. the discovery of gold B. the cultivation of tobacco C. the lucrative fishing industry D. the sale of the col

In an experiment there should be only one A. control. B. dependent variable. C. independent variable. D. All answers are correct.

Interest groups will often use this technique to persuade people toward their cause. a. free gifts c. propaganda b. promotionals d. logrolling