brownnikajeenbe brownnikajeenbe

27-01-2017
Mathematics

contestada

Solve the system of linear equations by substitution 2x-y=6 x=y-1

Respuesta :

xangelcat xangelcat

27-01-2017

substitute x for y-1
2(y-1)-y=6 distribute
2y-2-y=6 subtract y in 2y
y-2=6 add 2 to get y by itself
y=8

Put y back into equation x=y-1
x=8-1
X=7

Answer Link

Otras preguntas

members of congress employ staffers to help them A: work with constituents B: do research and write bills C: stay informed about upcoming bills D: all of these

Which answer best describes the solution to the equation 3m – 9 = 9 + 3m? A. one solution B. no solution C. an infinite number of solutions D. m = 27

5/12-4/16 in simplest form and regular form

Which reforms to make the government more democratic were supported by the Progressive movement? A. direct primaries, initiative, and referendum B. the end of t

Three pizzerias claim they offer the pizza with the largest circumference. Each of the 8 slices of Mario's Pizzeria's large pizza has an area of 14.13 square in

how did Egypt's social pyramid shape life in the new kingdom

share £300 in the ratio 5:7

A new health drink has 110% of the recommended daily allowance (RDA) for a certain vitamin. The RDA for this vitamin is 30 mg. How many milligrams of the vitam

use the term technolgy,scientific law and scientific theory in a complete sentence

How did the completion of the transcontinental railroad chane the lives of American citizens?