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Use the matrix tool to solve the system of equations. Choose the correct ordered pair. 7x + 3y = 56 6x + 6y = 72

Use the matrix tool to solve the system of equations. Choose the correct ordered pair. 7x + 3y = 56 6x + 6y = 72
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Use the matrix tool to solve the system of equations. Choose the correct ordered pair.

7x + 3y = 56 
6x + 6y = 72

asked
User Rommex
by
8.3k points

1 Answer

2 votes
( 7x + 3y = 56 ) × 2
14x + 6y = 112
6x + 6y = 72
__________ -
8x = 40
x = 5
answered
User Qiu Zhou
by
8.0k points
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