"The sum of 4 and x is 10" in mathematical symbols is?

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Answer 1 · 2018-05-08T03:19:14

#4+x=10#

The word sum means to add.

#4+x#

The word is means equal to.

#4+x=10#

We can solve this for #x# by subtracting #4# from both sides.

#4-4+x=10-4#

Cancel #4# on the left-hand side.

#color(red)cancel(color(black)(4))-color(red)cancel(color(black)(4))+x=10-4#

Simplify.

#x=6#