silverwinter17 silverwinter17

04-05-2017
Mathematics

contestada

Use substitution to solve the system.
4x-3y=−32

x=−2y-13

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PHDFlopper PHDFlopper

04-05-2017

4x-3y=-32
x=-2y-13

4x-3y=-32
4(-2y-13)-3y=-32
-8y-52-3y=-32
-11y-52=-32
-11y=20
11y=-20
y=-20/11

x=-2y-13
x=-2(20/11)-13
x=-40/11-13
x=-13 and 40/11

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