that1kid13 that1kid13

09-02-2022
Mathematics

contestada

Sum of two numbers 80 and difference is 40. Find two
numbers.

Respuesta :

qazijnwsxuhb qazijnwsxuhb

09-02-2022

Answer:

The two numbers are 20 and 60

Step-by-step explanation:

Two numbers: x and y

x + y = 80

x - y = 40

x = y + 40

Substitute x

y + 40 + y = 80

2y + 40 = 80

2y = 40

y = 20

Substitute y, so x = 60

Answer Link

Otras preguntas

Make 50 questionnaires to be asked for mother on the topic" nutrional status of children below the age of 5" .Make questionnaire using above information to fulf

Why did the number of Canterbury pilgrims dwindle, or go down in number?

A helicopter takes off from the ground and rises vertically. It then hovers at a constant height above the ground. Which sequence of energy changes takes place

Can someone please help me on this maths question: Factorise 4x² - 1

50 % des Français approuvé le président maintenant seulement 30 % des Français approuve le président. Quel est le pourcentage de réduction du nombre de Français

Classez les substances chimiques suivantes en naturel et synthétique plastique, bois, fruits, médicaments, air, colorant, essence,cuivre,verre,propane, peinture

Changing brains activity hearing

A team in science class placed a chalk mark on the side of a wheel and rolled the wheel in a straight line until the chalk mark returned to the same position. T

How to put "There was a little girl called Little red riding hood, she live in a village near a forest." in a simpler way.

What is 4+8(3x-2)-7x when simplified? With steps.