SOLUTION: Suppose you want to solve the equation 2a + b = 2a, where a and b are nonzero real numbers. Describe the solution to this equation. Justify your description.

Question 987457: Suppose you want to solve the equation 2a + b = 2a, where a and b are nonzero real numbers. Describe the solution to this equation. Justify your description.
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
b=0 is the only solution, contrary to the conditions you stated. Otherwise, no solution for this equation. You cannot isolate the variable a; its solution value can be anything, but you still find b=0.

2a+b=2a
b+2a=2a
b+2a-2a=2a-2a
b+0=0
b=0
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