3 years ago

ITS DUE TMRW!! PLS HELP

Mathematics

2 answers:

disa [49]3 years ago

7 0

Answer:

x = 24 + y

Step-by-step explanation:

Move all terms that don't contain x to the right side and solve.

bogdanovich [222]3 years ago

3 0

Answer:

Step-by-step explanation:

5x − 5y = 120

y= −7x + 8

Use the second equation in the first (eliminates y)

5x − 5(−7x + 8) = 120

5x (+35x -40) = 120

40x -40 = 120

40x = 160

x = 4

----

If x = 4:

y= −7x + 8

y= −7*(4) + 8

y= -28 + 8

y = -20

====

The solution is (4,-20)

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