Dhamijaavishi Dhamijaavishi

03-05-2020
Mathematics

contestada

If x+y=4 and x−y = a, then what does x equal?

Respuesta :

DGBxBigxBrain DGBxBigxBrain

03-05-2020

Answer:

a/2+2

Step-by-step explanation:

Adding the 2 equations you get

2x=a+4 (divide by 2 so find x)

x=

a/2+2

Answer Link

Otras preguntas

what is the molar mass of Disodium sulfide nonahydrate (Compound) I'm confused about the number of moles per element

PLEASE HELP ITS URGENT DONT GUESS (also if you get it right ill mark you as brainliest)

A compound has the empirical formula CH20 and a gram-formula mass of 60. grams per mole. What is the molecular formula of this compound?

help!!1! please solve this it was due yesterday and i have school in 2 hrs

Which description describes the solutions to this inequality?

a rectangular lot measures 160 m by 240 m find the area in hectare

How did the Aztecs produce enough food to support its growing population??

Write an essay about:Do you support the impact theory which explains the extinction of dinasaurs and other species of animals and plants 65 million years ago?

PLEASE HELP I NEED THIS BEFORE 8:00 pm

Which of the following would encourage investment in capital goods?