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

The mother of a pregnant teenager asks the nurse how her daughter could have been so foolish because birth control had been discussed with her many times. Which

(Q9) How does the value of c affect the graph of f(x) = ex+c?

Which function is represented by the graph f(x)= -|x|+4f(x)= -|x|-4f(x)= -|x+4|f(x)= -|x-4|

What is the effect of parallelism in this excerpt?

Mr.Walden wrote the expression. He asked his students to write an equivalent expression of simplified form.

The war on terror primarily involves wars in which two nations in the middle east

Please help me with homework

Help ill make you the brainliest and give you 10 points!!

solve the system by the elimination method-2x + y + 6 = 02x + y - 8 = 0When you eliminate x, what is the resulting equation?

One of the legs a right triangle is twice as long as the other and the perimeter of the triangle is 28. Find the lengths of all three sides, to three decimal p