How do you solve #1/4(x+5)-4x<=3(1+x)#?

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Answer 1 · 2018-03-30T08:52:27

#-7/27≤ x#

Multiply everything by 4 to get rid of the fraction #=>#

#(x +5) - 16x ≤ 12( 1 + x)#

Remove the brackets:

# x + 5 - 16x ≤ 12 + 12x#

#5 - 15x ≤ 12 + 12x#

#5 ≤ 12 + 27x#

#-7 ≤ 27x#

#-7/27 ≤ x#