01-12-2014
Mathematics

contestada

substitution method-
r = -3s
r= 10 - 4s

Respuesta :

01-12-2014

[tex]r=-3s\\r=10-4s\\\\-3s=10-4s\ \ \ \ |add\ 4s\\-3s+4s=10\\s=10\\\\r=-3\cdot10=-30[/tex]

Answer Link

Otras preguntas

A possible explanation, or ____________________, may be tested by experimentation.

2048 est une puissance de 2. Laquelle?

What is the area of the triangle? A. 208 in2 B. 192 in2 C. 104 in2 D. 96 in2

2048 est une puissance de 2. Laquelle?

9/10 times a number plus 6 is 51

How many valence electrons are available for bonding in bromine (Br)?

you renamed 1,200 as hundreds. how can you rename 1,200 as tens explain

Your bank account balance is -$20.85. You deposit $15.50. What is your new balance?

If you move a substance from one container to another and its volume changes, the substance is a, A. solid B. liquid C. gas D. both solid and liquid 10. for the

The two groups that have the largest population in Canada are the British and _____.