8 Find RT.
R
Р
S
15x - 17
23- 6
Q
T
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Answer:
RT = 86
Step-by-step explanation:
23x - 6 = 2(15x - 17)
23x - 6 = 30x - 34
23x - 30x = - 34 + 6
-7x = -28 |÷(-7)
x = 4
RT = 23x - 6 = 23 × 4 - 6 = 92 - 6 = 86