hfanaika hfanaika

02-07-2017
Mathematics

contestada

Solve
p=3r-8 and 2r-p=22

Respuesta :

ARYANAGARWAL ARYANAGARWAL

02-07-2017

3r-p=8 ........... 1
2r-p=22 .......... 2

Subtracting both the equation we get,
r = -14

Substituting 'r = -14' in any one equation (lets say equation 1) we get,
3(-14) - p = 8
-42 - p = 8
-42 - 8 = p
p = -50

Answer Link

Otras preguntas

If x = 8 units, y = 16 units, and z = 7 units, then what is the surface area of the rectangular prism shown above

Of the following statements, which best describes a parallel character? an evil character that always tries to thwart the good character a character that acts i

In the following sentences adapted from The Cambridge Encyclopedia of Language, find the proper nouns and capitalize them. 1. The historian xenophon used shorth

Please help me with number 12

Is metaphase and animal cell or plant cell? and how do you know?

Beryllium is a rare metal that is gray in color, strong, and lightweight. The following data was obtained from a calorimeter experiment: 5 sets of equations: m

Malcolm and Ravi raced each other. The average of their maximum speeds was 260 km/h 260 km/h260, start text, space, k, m, slash, h, end text. If doubled, Malco

What are mutations? How do they occur?

The diagram below shows the line 2x+3y=10 dividing the Cartesian plane into seven regions. The system of inequalities defining region VI is:

Explain the meaning and importance of advertising