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3 years ago

5

Solve for r and t: 6r - 3t = 6 6r + 8t = -16

2 answers:

Tems11 [23]3 years ago

4 0

6r - 3t = 6 /*8
6r + 8t = - 16 /*3

48r - 24t = 48
48r + 24t = - 48
---------------------- +
96r = 0
r = 0

t = ( -16 + 6r)/8 = - 16/8 = - 2

Slav-nsk [51]3 years ago

3 0

6r - 3t = 6 /*8
6r + 8t = - 16 /*3

48r - 24t = 48
48r + 24t = - 48
---------------------- +
96r = 0
r = 0

t = ( -16 + 6r)/8 = - 16/8 = - 2

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