SOLUTION: change each word phrase to an algebraic expression or equation. 1) fifteen more than two thirds of a number is thirty. 2) two times the sum of five times a number and three.

Question 505605: change each word phrase to an algebraic expression or equation.
1) fifteen more than two thirds of a number is thirty.
2) two times the sum of five times a number and three.
Answer by Maths68(1474) (Show Source): You can put this solution on YOUR website!
Let
Number = x
1) fifteen more than two thirds of a number is thirty.
2/3 (x) + 15 = 30
2x/3+15=30
Multiply by 3
3*(2x/3+15)=30*3
2x+45=90
2) two times the sum of five times a number and three.
2*(5x+3)
=2(5x+3)

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