Mathematics, 18.08.2019 22:10 vickyarroyo8888
If you buy six pens and one mechanical pencil, it will cost $9. if you buy four pens and two mechanical pencils, it will cost $8. how much does each pen and mechanical pencil cost?
if you let p=the cost of pen
m= the cost of mechanical pencil
6p+1m=$9
4p+2m=$8
p=? m=?
what do i do to find these variables? u
Answers: 1
Mathematics, 21.06.2019 18:00
The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?
Answers: 1
Mathematics, 21.06.2019 23:00
Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost
Answers: 2
Mathematics, 22.06.2019 00:30
Consider this expression and the steps to evaluate it. 4^5(β2)^9/4^8(β2)^3 1. apply the quotient of powers: ββββ (β2)^a/4^b 2. evaluate powers: βββββββββ c/d select the value of each variable. a = _ b = _ c = _ d = _
Answers: 3
If you buy six pens and one mechanical pencil, it will cost $9. if you buy four pens and two mechani...
Mathematics, 17.03.2022 23:30
Computers and Technology, 17.03.2022 23:30
Mathematics, 17.03.2022 23:40
History, 17.03.2022 23:40
Mathematics, 17.03.2022 23:40
Mathematics, 17.03.2022 23:50
Biology, 17.03.2022 23:50
Social Studies, 17.03.2022 23:50
Mathematics, 17.03.2022 23:50
Biology, 18.03.2022 01:00
Mathematics, 18.03.2022 01:00