How do you solve #4( 2a + 2) - 17= 1#?

1 Answer
Oct 18, 2016

#a=1.25=5/4#

Explanation:

Multiply the 4 into the bracket:
#8a+8-17=1#

Collect 'like' terms:
#8a-9=1#

Move the numerals to one side:
#8a-9+9=1+9#
#8a=10#

Divide both sides by 8 to single out a:
#(8a)/8=10/8#
#a=5/4=1.25#