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Solnce55 [7]
1 year ago
9

2 x - 5 + 7 y - 3 = 9 x - 1 - y -8 Solve For X AND Y (SHOW WORK PLEASE)

Mathematics
2 answers:
Aleks04 [339]1 year ago
8 0
  • 2x-5+7y-3=9x-1-y-8
  • 2x+7y-8=9x-y-9
  • 2x-9x-8+9=-y-7y
  • -7x+1=-8y
  • -7x=-8y-1
  • 7x=8y+1
  • x=8y+1/7
Maru [420]1 year ago
3 0

Answer:

\large\boxed{\sf x = \frac{8y+1}{7} }

\large\boxed{\sf x = \frac{7x-1}{8} }

<u>Group the Variable's</u>:

2 x - 5 + 7 y - 3 = 9 x - 1 - y -8

2x -9x + 7y +y = -1 -8 +5 + 3

-7x + 8y = -1

<u><em>From this find x and y</em></u>

<u>For X</u>

-7x + 8y = -1

-7x = -1 -8y

7x = 8y + 1

x = (8y +1)/7

<u>For Y</u>

-7x + 8y = -1

8y = -1 +7x

y = (7x -1)/8

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