triple the sum of 36 and 6 then add 4

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triple the sum of 36 and 6 then add 4

Take this algebraic expression in parts:

The sum of 36 and 6:
36 + 6

Triple the sum means we multiply the sum by 3:
3(36 + 6)

Then add 4:
3(36 + 6) + 4

If the problem asks you to simplify the algebraic expression, we have:
3(42) + 4
126 + 4
130