Question #44e18

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Answer 1 · 2017-10-18T13:30:44

#4x-5=15#, solving for #x=5#.

We need to isolate the variable #x#.

By doing this, we can add #(+5)# on both sides.

#4x-5+5=15+5#

#4x=20#

Then, we divide both sides by #4# (the coefficient of #x# in order to isolate #x#)

#(4x)/4=20/4#

#x=5#

Thus

#x=5#