two numbers: x,y
x-y=16
5y=8-3x
u have to solve this system
THE DIFFERENCE BETWEEN TWO NUMBERS IS 16. FIVE TIMES THE SMALLER IS THE SAME AS 8 LESS THAN THREE TIMES THE LARGER. FIND THE NUMBERS? HOW DO YOU SOLVE THIS? PLEASE.
5 answers
HOW DO YOU SOLVE 5Y=8-3X? (BIG HELP)
L1: x-y=16
L2: 5y=8-3x
in L1: x=16+y
so in L2 : 5y=8-3*(16+y)=8-48-3y
so 8y=-40
y=-5
in L1 : x-y=16
x-(-5)=16
x=11
if u don't understand this, u have to read your math lesson
L2: 5y=8-3x
in L1: x=16+y
so in L2 : 5y=8-3*(16+y)=8-48-3y
so 8y=-40
y=-5
in L1 : x-y=16
x-(-5)=16
x=11
if u don't understand this, u have to read your math lesson
THE PRICE OF A SWEATER IS $5 LESS THAN TWICE THE PRICE OF A SHIRT. IF FOUR SWEATERS AND THREE SHIRTS COST $200, FIND THE PRICE OF EACH SHIRT AND EACH SWEATER? HOW DO YOU SET UP THIS PROBLEM?
x=price of a sweater
y=price of a shirt
the system is: x=2y-5
4x+3y=200
so try to solv the system
y=price of a shirt
the system is: x=2y-5
4x+3y=200
so try to solv the system