Decide if the expressions in the pair are equivalent. x + x + x + 2x and 5x Decide if the expressions in the pair are equivalent. 3x and x + 3.

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Which sums are equal to 1hold 6/8? choose all answers that are correcta.1/8+6/8b.12/8+2/8c.8/8+1/8+1/8+1/8+1/8+1/8+1/8d.8/8+6/8

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?