sarahxmohh sarahxmohh
  • 01-09-2021
  • Mathematics
contestada

Solve these simultaneous equations.
4x – 7y = – 5
3x – 2y = – 7
Solution: x=

Respuesta :

Tasyha
Tasyha Tasyha
  • 01-09-2021

Answer:

  1. [tex]\huge{x = - \frac{5}{4} + \frac{7}{4} y}[/tex]
  2. [tex]\huge{x = - \frac{7}{3} + \frac{2}{3} y}[/tex]

Step-by-step explanation:

1. [tex]4x - 7y = - 5[/tex]

[tex]4x = - 5 + 7y[/tex]

[tex]\boxed{\green{x = - \frac{5}{4} + \frac{7}{4} y}}[/tex]

[tex]y E R[/tex]

○○•○○

2. [tex]3x - 2y = - 7[/tex]

[tex]3x = - 7 + 2y[/tex]

[tex]\boxed{\green{x = - \frac{7}{3} + \frac{2}{3} y}}[/tex]

[tex]y E R[/tex]

Answer Link

Otras preguntas

Positive life decisions are usually based on __________. A. your latest interest B. good mental and emotional health C. suggestions by friends D. short-term
put autoimmune in a sentence
what is the solution to the equation fraction 1 over 3(n − fraction 1 over 3) = fraction 1 over 6n? n = 3 n = 2 n = fraction 5 over 6 n = fraction 2 over 3
1. What layers of Earth make up the lithosphere? the crust and the lower mantle the crust and the upper mantle the continental crust and the oceanic cr
Find the lengths of the diagonals of this trapezoid.
A skier starting from rest skis straight down a slope 50 meters long in 5.0 seconds. What is the magnitude of the acceleration?
select the polynomial that is a perfect square trinomial. 49x2 − 8x 16 4a2 − 10a 25 25b2 − 5b 10 16x2 −8x 1
What are the coordinates of the vertex for f(x)=3x^2+6x+3?
"Based on the histogram below, how many items cost $5.00 or more per pound? A. 3 B. 4 C. 5 D. 7 "
what is a things to built smk sri kurau