bmgtcreative
bmgtcreative
02-05-2018
Mathematics
contestada
system of equations
y=2x-3
x+y=18
Respuesta :
mamercier21
mamercier21
02-05-2018
2x-3=-1x+18
+1x +1x
3x-3=18
+3 +3
3x=21
divide both sides by 3
x=7
Answer Link
VER TODAS LAS RESPUESTAS ( 75+ )
Otras preguntas
josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of
Forget the motor When im on the boat Think of the best time To buy a new coat What am I......?
Forget the motor When im on the boat Think of the best time To buy a new coat What am I......?
The inner and outer Radii of a cylindrical pipe are 5 cm and 4 cm respectively. find the area of cross section of the pipe.
Factor the expression. If the expression cannot be factored, say so.
Factor the expression. If the expression cannot be factored, say so.
josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju
The ______ was established in 1943 to assist in the transition from a peacetime to a wartime economy ?
