catherinezeffer catherinezeffer

22-09-2018
Mathematics

contestada

One number is two more than another. the difference between their squares is 56 what are the numbers?

Respuesta :

22-09-2018

let unknow be = a
(a+2)^2-a^2=56
a^2+4a+4-a^2=56
4a+4=56
4a=52
a=13
b=13+2
=15

Hence, the numbers are 13 and 15

Answer Link

Otras preguntas

A 10" diameter pumpkin pie is cut into six equal servings. What is the area of the top of each piece of pie?

Compare and contrast provirus and retrovirus.

Which of the following statements is false? The sum of two rational numbers is always rational. The product of a nonzero rational number and an irrational numb

How are latitude and climate related ?

f(x) ={x^2 + 25}/{25 - x^2}. Find each point of discontinuity of f, and for each give the value of the point of discontinuity and evaluate the indicated one-sid

Alfredo bought a used car for $1500. He replaced the engine and repaired the body. He sold the car for $4500. What was the rate of increase in the price of the

Which of the following is an example of a negative consequence of nonpoint source water pollution? A. It is difficult to enforce laws which restrict nonpoint s

draw three collinear points where E is between D and F. then write an equation using these points and the segment addition postulate.

Which is equivalent to 80^1/4x

Danica is arranging flowers for a party. On each table, t, there will be a vase of 9 flowers and 3 bowls of flowers with f flowers inside. Danica needs an addit