SOLUTION: A man buys a lamp and a table for 390 $. The table cost 80 $ more than the lamp. Find the cost of each aricle.

Algebra.Com
Question 107455: A man buys a lamp and a table for 390 $. The table cost 80 $ more than the lamp. Find the cost of each aricle.
Found 3 solutions by Dan3322, Annabelle1, MathLover1:
Answer by Dan3322(1)   (Show Source): You can put this solution on YOUR website!
A man buys a lamp and a table for 390 $. The table cost 80 $ more than the lamp. Find the cost of each aricle.
Answer by Annabelle1(69)   (Show Source): You can put this solution on YOUR website!
let the cost of the lamp be x
the cost of the table is then x+80
the total cost is then x+x+80
=2x+80
this is equal to 390
2x+80=390
Solved by pluggable solver: SOLVE a linear equation
Solve . Move 80 to the right: . Divide by 2:


so the lamp(x) was $155
the table then 155+80=235
Answer by MathLover1(20849)   (Show Source): You can put this solution on YOUR website!
given:
A man buys a and a for $.
The cost $ more than the .
Find of each aricle.
then:

since
we will substitute it





............the cost of the lamp
then

..............the cost of the table
check:
RELATED QUESTIONS

Together a chair, a table, and a lamp cost $562. The chair costs 4 times as much as the... (answered by rfer)
Together a chair, a table, and a lamp cost $562. The chair costs 4 times as much as the... (answered by erica65404)
please answer my question: Together a chair, a table, and a lamp costs $562. The chair... (answered by rfer)
There are two lamp posts (A and B) both 9.6m tall. When a man 1.6m tall stand X meters... (answered by ankor@dixie-net.com)
A lamp was marked up 5% from the original purchase cost of $22. Johnny sold the lamp and... (answered by rfer)
a merchant marks a certain lamp up 30% above cost. then he gives a customer a 15%... (answered by ewatrrr)
Ethan stands 256cm at point C from a lamp post AB. He is 180cm tall and his shadow from... (answered by josgarithmetic)
Esteban bought a desk lamp at a sale price of $20.25. The original price of the lamp was... (answered by josmiceli)
the cost of a table and chair is rs.2800.if the cost of chair is 40% less than the cost... (answered by macston)