Answer:
The number is 7
Explanation:
Let's call the number a, and go by parts.
"The sum of four times a number". The number is a, and is added 4 times:
[tex]a+a+a+a=4a[/tex]"and two", this is:
[tex]4a+2[/tex]"is thirty"
[tex]4a+2=30[/tex]Now we can solve for a. First, let's rest 2 on both sides:
[tex]4a+2-2=30-2[/tex][tex]4a=28[/tex]Now divide on both sides by 4:
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