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0.5(x−12)+0.2(x+7)=0.3x+3.4 x= 12x(x+2)−5(2x−1) x= 3 1/8 ÷(x−4 7/28 )= 17/18 +1 5/6 x= please answer this in less then 20 minutes!

0.5(x−12)+0.2(x+7)=0.3x+3.4 x= 12x(x+2)−5(2x−1) x= 3 1/8 ÷(x−4 7/28 )= 17/18 +1 5/6 x= please answer this in less then 20 minutes!
asked 165k views
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0.5(x−12)+0.2(x+7)=0.3x+3.4

x=

12x(x+2)−5(2x−1)
x=

3 1/8 ÷(x−4 7/28 )= 17/18 +1 5/6
x=

please answer this in less then 20 minutes!

asked
User Kiwo Tew
by
7.9k points

1 Answer

6 votes
I only know number one and three.
1. x=20
3. x= 4.95
answered
User Littleironical
by
7.9k points
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User Iraklis
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