davittcaperBo davittcaperBo

01-06-2016
Mathematics

contestada

How many solutions does this linear system have?

y = x+ 2

6x – 4y = –10

Respuesta :

08-06-2016

Hello,
y=x+2==>x-y=-2 (1)
6x-4y=-10==>3x-2y=-5 (2)

-2*(1)+(2)==>x=4-5==>x=-1
(1)==>y=-1+2=1

sol ={(-1,1)}

Answer Link

Otras preguntas

When [OH-] changes from 10-9 to 10-11 in a solution: Kw = [H+][OH-] What happens to [H+]? a. Increases b. decreases c. remains constant

Determine the product 800.5×(2×10^6)

48 = 3/2y simplify your answer as much as possible

Which sentence contains a prepositional phrase? a. A fire blazed below. b. Those sunglasses were under the seat last night. c. Turn that log over. d. The weathe

What does Juliet's mother ask Juliet to do at the party? ( a. Talk to Tybalt about fighting b. Avoid dancing with people c. Spy on the Montagues d. Consider mar

Use each equation to predict whether the relative entropy change is S(products) > S(reactants) or S(products) < S(reactants) and whether ΔS > 0 or ΔS &

Which of the following describes an initiative?

Volts is the measure of which of the following a. circuits b. electrical potential c. watts d. resistance

Which describes a grizzly bear’s habitat?

the expression 1.5t + 20 predicts the height in centimeters of a plant t days from today.What is the predicted height of the plant 5 days from today?