The sum of twice a number and three times the number is thirty.
this is an equation
2x + 3x = 30
Two times the difference of a number and four.
this is an expression
2(x – 4)
Twelve less than a number is equal to the product of the number and five.
be careful with less than
x – 12 = 5x
Make it rain.
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danielnieh 6 minutes ago
Hello daniel. i am daniel. i would like to eat some cake because I'm hungry.
This is another message I am typing.
Me just now
this is my message bubble. i like to ride motorcycles because i eat chocolate.