How do you solve #7x - 2- 2x = 8#?

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Answer 1 · 2016-11-04T11:00:43

#x = 2#

Step 1) Combine like terms
Step 2) Solve for #x# while keeping the equation balanced

#7x - 2x - 2 = 8#

#(7 - 2)x - 2 = 8#

#5x - 2 = 8#

#5x - 2 + 2 = 8 + 2#

#5x - 0 = 10#

#5x = 10#

#(5x)/5 = 10/5#

#1x = 2#

#x = 2#