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

What language do Kurds speak?

Please help me with questions 17-20 If you can't do all of it plz just do one of it and tell me which answer goes with each question

who had one term in office and caused a split the republican party

30 POINTS 6. THE greater than negative number the _____ away it is on the number line. 7.zero is neither _____nor _____. 8. The smaller the negative number the

What does this photograph reveal about American society during World War II? (2 points) Choose one answer. a. Strong anti-semitic sentiment in the U.S. isolat

two t-shirt cost $18 and $25. What is the total cost of the shirt?

when energy increases, particle motion a. stays the same. b. decreases. c. increases.

All the genes of all members of a particular population make up the populations ? A.genotype B.phenotype C.gene pool D.relative frequency

A tortoise is walking in the desert. It walks at a speed of 3 meters per minute for 37.5 meters. For how many minutes does it walk?

describe the 3 types of ecological pyramids