How do you solve $x - 2.3 = 7.2$ ?

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Answer 1 · 2018-03-07T06:24:25

9.5

first isolate $x$
that is take -2.3 to the other side of the equation. you can do this by adding 2.3 to both sides of the equation.

$x$ -2.3 +2.3 = 7.2 + 2.3

this cancels out the -2.3 present in the left hand side of the equation.

which gives us:

$x$ = 7.2 + 2.3
$x$ = 9.5

How do you solve x - 2.3 = 7.2x - 2.3 = 7.2?