How do you solve $2 x + 8.5 = 20.4$ $2x+8.5=20.4$ ?

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Answer 1 · 2017-10-18T13:39:53

$x = 5.95$ $x=5.95$

Subtract $8.5$ $8.5$ from both sides of the equation so you can remove it.

$2x+cancel(8.5)=20.4-8.5$
$2x=11.9$

Divide both sides of the equation by $2$ so you can solve for $x$ .

$(2x)/2=11.9/2$

$:.x=5.95$

Answer 2 · 2017-10-18T16:52:34

$2x=20.4-8.5$
$2x=11.9$
$x=5.95$

How do you solve 2x+8.5=20.42x+8.5=20.42x+8.5=20.4?