ambmundle
ambmundle
01-03-2017
Mathematics
contestada
how to use substitution for 4x+3y=13 and x+y=4
Respuesta :
wolf1728
wolf1728
04-03-2017
A) 4x + 3y = 13
B) x + y = 4
B) x = 4 -y Then we substitute this into Equation A
A) 4 (4-y) + 3y = 13
A) 16 -4y +3y = 13
A) -y = -3
y = 3
x = 1
Answer Link
VER TODAS LAS RESPUESTAS ( 45+ )
ACCESS MORE
Otras preguntas
Please tell me five slogans on conservation of natural vegetation.
How do u write 6 more the 7 times a number is 41 in algebraic equation??
How do u write 6 more the 7 times a number is 41 in algebraic equation??
what is the cause and effect for the french citizens armies win their revolution for liberty and equality
A 4.5 newton object is placed in a tank of water. If the water exerts a force of 4.0 newtons on the object, will the object sink or float?
what is the meaning or definition of fighting-gear??
The Indus, Ganges, and Brahmaputra were important to ancient India because they were
How many eighths are there in 4 1/4
How do u write 6 more the 7 times a number is 41 in algebraic equation??
Please tell me five slogans on conservation of natural vegetation.
