James took two math tests. He scored 86 points on the second test. This was 18 points higher than his score on first test. How do you write and solve an equation to find the score James received on the first test?

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Answer 1 · 2018-03-29T12:00:06

The score on the first test was #68# points.

Let the first test be #x#. The second test was18 points more than the first test:

#x+18=86#

Subtract 18 from both sides:

#x=86-18=68#

The score on the first test was #68# points.