cottoxzavier cottoxzavier

12-11-2021
Mathematics

contestada

7x-12y=180 7x=84
i need someone to explain step by step

Respuesta :

hayrmarie hayrmarie

15-11-2021

Answer:

x=12,y=-8

Step-by-step explanation:

7x=84

x=84/7=12

12y=7x-180=7*12-180=84-180=-96

y=-96/12=-8

Answer Link

Otras preguntas

Multiply. −3x^2−6x4+7x2 Simplify your answer

El perimetro del cuadrado x es dos tercios del perimetro del cuadrado Y. El cuadrado y es dos tercios del perimetro del cuadrado Z. El area del cuadrado X es 16

What is the result of 4/ 1/2

how is the 6 not in the thousands place in 364,021

which European powers explored and colonized much of Canada and North America

I'm honestly horrible at math, so if anyone could plEase

Starting today (1 day) Lee will walk his dog Fido every 3rd day and his dog Fifi every 5th day, On which day will Lee first walk both dogs together?

-13=5(1+4x)-2x With steps

What is the solution for this inequality? 5x < 45 A. x > -9 B. x < 9 C. x < -9 D. x > 9

Help me plz I really need it I have to pass this