Adriana's computer code 20% less than jocelyn's computer. adriana's computer cost $640. adriana's computer cost 15% more than corbins computer. write an equation that could be used to find the cost of jocelyn's computer

  640 = 0.80·j

Step-by-step explanation:

Let j represent the cost of Jocelyn's computer (in dollars). Adriana's computer cost 20% less, so has a cost that is 0.80·j. We are told that amount is $640, so we can write the equation ...

  640 = 0.80·j

x> 6

step-by-step explanation:

8x+8> 7x+14

8x-7x> 14-8

x> 6

step-by-step explanation: the answer for wha if rt is 10 centimeters long, and wha is st? it’s 6