antonellabeaumont25 antonellabeaumont25
  • 21-09-2020
  • Mathematics
contestada

An equation is given in the box,
7(x + 4) = 3x + 12 + x - 5
What value of x makes this equation true?

Respuesta :

Emoney116 Emoney116
  • 21-09-2020

Answer: x= -7

Step-by-step explanation:

7(x+4)=3x+12x-5

7x+28=4x+7

-4x -28 -4x -28

3x=-21

/3    /3

x=-7

Answer Link

Otras preguntas

how are squares and rectangles the same
Find the distance between P1(4,16degrees) and P2(-2,177degrees) on the polar plane.
Which function has the greatest rate of change? A. 14x – 2y = 8 B. y = 6x – 5 C. x y −2 −7 −1 −2 0 3 D.
What were Metternich’s three goals at the Congress of Vienna?
Before 1960, it was rare for women to become heads of state. What is the most likely reason that it became more common after 1960? Britain was always a leader
de ce se scrie prin cratima ,,ne-am,,- ortografa
Solve each system by the addition method. -4x+7y =9 2y=-5x-22 Put the answer in (x,y) form
Which is a complete sentence? A. Explore six Pueblo sites in four states. B. Streaked red canyon walls and ancient cliffside dwellings. C. A winding path that l
what is a expression equivalent to ^3√8x^2y^3z^4
Which function has the greatest rate of change? A. 14x – 2y = 8 B. y = 6x – 5 C. x y −2 −7 −1 −2 0 3 D.