mollyhart21 mollyhart21

12-05-2019
Mathematics

contestada

the sum of two numbers is 48 and the difference is 20. what are the number?

Respuesta :

dvclee2 dvclee2

13-05-2019

Answer:

x = 34; y = 14

Step-by-step explanation:

Step 1: Make the equations

x + y = 48

x - y = 20

Step 2: Solve the equations

x + y = 48

x - y = 20

2x = 68

x = 34

34 + y = 48

y = 14

Answer Link

Otras preguntas

Name Lesson 67 Circle the simple subject in each sentence. Then underline the correct form of each verb in parentheses. 1. A new set of watercolors (is/are) wha

Establish the identity. (csc 0+1)(csc 0-1) = cot 0 a. Multiply and write the left side expression as the difference of two squares: ? b. The expression from the

Oliver bakes 10 cakes. Look at the table below. Plot a scatter graph to represent the data.

The weight. In grams, of a population of bacteria at time t hours is modeled by the function W the solution to a logistic differential equation. Selected values

How to write a formal letter about complaint

An electrical utility needs to generate 6,500 megawatts of electricity today. It has five generators. If any electricity is generated by a given generator, that

the angle of elevation of the sun is decreasing at a rate of 0.25 radyh. how fast is the shadow cast by a 400-ft-tall building increasing when the angle of elev

from the list below, select four situations in which casting is the preferred fabrication technique. (1) for alloys having low ductilities (2) when it is the mo

krocodiles Auto Auction currently employees for sale is reps each one has a cell phone paid for by the company go Dallas contracts for the $89.99 level of wirel

Imagine aliens landed on earth. If the aliens learned English, from their perspective, what would Earth be? An interior planet An exoplanet An outsider planet A