solve the following equation for x
a) 3x+1=2
b)(3x+5)/2=4
c)x+5=3(x-4)+5
Answers
Answered by
0
Answer:
x= 1/3 (fraction)
Step-by-step explanation:
a) 3x=2−1
3x=1
x= 1/3 (fraction)
this will be helpfull
Answered by
1
a) 3x+1=2
=3x=2-1
=3x=1
=x=1/3
b)(3x+5)/2=4
=3x+5=4 x 2
=3x+5=8
=3x=8-5
=3x=3
=x=3/3
=x=1
c)x+5=3(x-4)+5
=x+5=3x-12+5
=x+5=3x-7
=x-3x=7-5
= -2x=2
=x=2/-2
=x= -2/2
=x= -1
=3x=2-1
=3x=1
=x=1/3
b)(3x+5)/2=4
=3x+5=4 x 2
=3x+5=8
=3x=8-5
=3x=3
=x=3/3
=x=1
c)x+5=3(x-4)+5
=x+5=3x-12+5
=x+5=3x-7
=x-3x=7-5
= -2x=2
=x=2/-2
=x= -2/2
=x= -1
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