Solve 5(3x+4)-8(6x+7)=9x-8 this equation
Answers
Answered by
2
Step-by-step explanation:
15x+20-48x-56=9x-8
15x-48x-9x=-8-20+56
-42x=28
-x=0.6
x=-0.6
Answered by
1
Answer:
-7 / 6
Step-by-step explanation:
5 ( 3x +4 ) -8 ( 6x+ 7 ) = 9x - 8
=> 5 ( 3x ) + 5 ( 4 ) -8 ( 6x )+ -8 ( 7 ) = 9x - 8
=> 15x + 20 - 48x - 56 = 9x - 8
=> 15x - 48x + 20 - 56 = 9x - 8
=> - 33x - 36 = 9x - 8
=> - 33x - 9x = -8 + 36
=> - 42x = 28
÷ 7,
-6x = 7
x = 7 / -6 or -7 / 6
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