wavysocks wavysocks

13-05-2022
Mathematics

contestada

The sum of two numbers is 23. The difference of the numbers is 7.4. What are the two numbers?

Respuesta :

josh2392 josh2392

13-05-2022

x+y=23
X-y=7.4

X+y=23
y=23-X

X-y=7.4
(23-y)-y=7.4
23-2y=7.4
-2y=-15.6
Y=7.8

X+y=23
X+7.8=23
X=15.2

Therefore the two numbers are 7.8 & 15.2

Ver imagen josh2392

Answer Link

Otras preguntas

Which notations represent different isotopes of the element sodium? (1) 32S and 34S (3) Na+ and Nao (2) S2- and S6+ (4) 22Na and 23Na

Help solve the following equation: 20.6 + 2.1x = -8.2x

Solve for x. 6x - 2 = 5x - 7 - 3x

What is one responsibility that is only for United States citizens?

How to write third person and describe please give me Ideas thank you

Which compound yields H + ions as the only positive ions in an aqueous solution? (1) KOH (3) CH3OH (2) NaOH (4) CH3COOH

What ocean is on the West Coast of the United States?

Help solve the following equation: 20.6 + 2.1x = -8.2x

What major event happened on September 11, 2001, in the United States?

Find the GCF of each set of trinomials 60x^2y^2 , 35xz^3