cottoxzavier cottoxzavier
  • 12-11-2021
  • Mathematics
contestada

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

Respuesta :

hayrmarie
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

Which of the following functions is graphed below?
Because supply curves slope upward, this supports the law of supply that as prices __________, more goods will be supplied.
c. Suppose that the total amount to be paid under the contract with the city is estimated at $14,000 but may be adjusted to $12,000 next year during the review
A rectangular solid has a base that measures 12 feet by 16 feet, and a height of two feet. Its surface area is (blank) square feet
How to evaluate -4+3/4 plzzzz!
PLZ help solve for x
8. Read the poem, and then choose the correct answer to the question below. Shall I Compare Thee to a Summer's Day? (Sonnet 18) by William Shakespeare Shall I c
-4x + 7 = -21 whats x AHSAJ I NEEDD HELPPP
If the vertices of APQR are P(0,0), Q (2,0) and R(1,3), classify the triangle.
What property is shown in the example below? If x=7, then 8x−4=8(7)−4