solve this equation...
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Answers
Answered by
0
Step-by-step explanation:
3x-1/5 - 5x-1/7=2/3
21x-7-25x-5/35=2/3
-4x-12/35= 2/3
-4x-12=2/3×35
-4x-12 =70/3
12and 3cut
-4x-4 =70
-4x= 70+4
-4x=74
x=-74/4 (divide)
x=18.5 ansr
please make me BRAINLIST please please please
Answered by
0
Answer:
- 6.33
Step-by-step explanation:
3x-1 5x-1 2
___ - ___ = _
5 7 3
LCM of 5 and 7 = 35
7(3x-1) - 5(5x-1) = 2
__________ __
35 3
21x - 7 - 25x + 5 2
____________ = _
35 3
-4x - 2 2
_____ = _
35 3
cross multiply,,,,
3(-4x-2) = 35 × 2
-12x - 6 = 70
-12x = 70+ 6
-12x = 76
x= 76
__
-12
x = - 6.33
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