DumDumOnAStick DumDumOnAStick

16-03-2017
Mathematics

contestada

two numbers have a sum of 1,212 and a difference of 518. What are the two numbers? (This is common core so i have to show my work)

Respuesta :

jasminewerry jasminewerry

16-03-2017

You have x-518 and x

(x-518) + x = 1,212
combine xs
2x - 518 = 1,212
2x = 1,730
x = 865

Since 865 is x, 865 - 518 = 347 is your second number

Answer Link

Otras preguntas

Can somebody help me with #8?

a windmill is example of a a.generator b.resistor c.insulatord.motor

Exposure to UV light stimulates the skin to produce which vitamin? a. A b. B c. C d. D

Write an algebraic expression for 91 more than the square of a number

need it asap... a survey conducted in a school showed that 65% of the students walked to school. The remaining students took buses to school. The ratio of stude

In a certain class, 40% of the students are girls, and 20% of the girls wear glasses. What percent of the children in the class are girls who wear glasses?

88 is 11% of what number

In a certain class, 40% of the students are girls, and 20% of the girls wear glasses. What percent of the children in the class are girls who wear glasses?

How many numbers between 200 and 400 meet one or both of the conditions given in the two statements below? Statement 1: The number begins with 3 Statement 2: Th

factor completely:4x^3 - 36x