11-01-2018
Mathematics

contestada

Please answer this
X+2y=6
3x-y= -10

Respuesta :

11-01-2018

3x-y=-10
y=3x+10
so the equation “x+2y=6” is “x+2(3x+10)=6” so we have:
x+6x+20=6
7x=6-20
7x=-14
x=-14/7=-2
to get y we can replace x with its value “-2” in the equation”y=3x+10” so we have:
y=3(-2)+10=-6+10=4

Answer Link

Otras preguntas

The ABC Company is preparing its financial statements on December 31. During the year, they purchased IBM stock for $20,000. On December 31, the market value of

Budget performance report for a cost center GHT Tech Inc. sells electronics over the Internet. The Consumer Products Division is organized as a cost center. The

Match the words with their definitions, sustenance Rome 1. to reduce the amount in blocks or sizable amounts 2. food and drink; necessary foods in order to stay

The Centers for Disease Control and Prevention (CDC) report that gastroenteritis, or stomach flu, is the most frequently reported type of recreational water ill

PLEASE HELP ASAP THANKS IN ADVANCE

Please balance the equation: Co(H20)6²+ + 4Cl^- <=> CoCl4²- + 6H2O

Question 6: Which of the following is NOT true if you are changing into a turning lane? You should activate your signals 100 feet beforehand You should activate

For each function, determine if it intersects or is parallel to the line y = -1.5x. If it intersects the line, find the intersection point. y =0.5x +4 PLEASE AN

PLEASE ANSWER QUICKLY ASAP

Which inequality represents the following situation ; times 5 less than a number is no more than 2720A 3(x - 5) = 27B. {x-5527 C 3 (5 – ) 2 27 D.(x - 5) 27