jelly18 jelly18

25-03-2016
Mathematics

contestada

Linear equations 2x+y=20
6x-5y=12

Respuesta :

Hey1ItsHeather Hey1ItsHeather

25-03-2016

Step1:
2x+y=20
6x-5y=12

Step 2:
(2x+y=20)*5
6x-5y=12

Step 3:
10x+5y=40
+6x -5y=12
16x=52
X=3.25

Step 4: Plug into equation
y=-1.5

Answer Link

Otras preguntas

The ____ value of a digit is based on its location.

Why were groups such as the Federalists opposed to the War of 1812?

Caffeine, a stimulant in coffee and tea, has a molar mass of 194.19 g/mol and a mass percentage composition of 49.48% C, 5.19% H, 28.85% N, and 16.48% O. What i

Which is a step in writing an argumentative speech? O Select only the evidence that supports the claim. O Address the cons against the claim in a single paragra

Is government responsible for the economic well-being of its citizens?”

russell westbrook has a mass of 84.8kg.When jumps to dunk on z 3.04 meter goal,what will be his G.P.E at the apex of his jump?

Describe how or why the way of life of the Plains Indians came to an end

Estimate the size of a crowd walking in a charity fundraising march that occupies a rectangular space with dimensions of 10 feet by 1,200 feet (to the nearest w

Evaluate [tex]\frac{\sqrt[4]{9}\sqrt[2]{9} }{\sqrt[4]{9^{5} } }[/tex]

On May 22, Jarrett Company borrows $7,500 from Fairmont Financing, signing a 90-day, 8%, $7,500 note. What is the journal entry needed to record the transaction