paimak
paimak
06-12-2016
Mathematics
contestada
2x-11=7x+9
how to solve
Respuesta :
reeseroo1221
reeseroo1221
06-12-2016
2x-11=7x+9
i would bring the -11 over to the 9. change it to 9+11. the equation is now
2x=7x+9+11
2x=7x+20
then bring the 7x over chaning it to -7x so then it is
2x-7x=20
-5x=20
then divide by -5
-5x/-5=20/-5
answer is
x=-4
Answer Link
VER TODAS LAS RESPUESTAS ( 76+ )
Otras preguntas
All square are parallelogram rhombuses rectangules quadrilaterals
A 52.5-turn circular coil of radius 5.35 cm can be oriented in any direction in a uniform magnetic field having a magnitude of 0.455 T. If the coil carries a cu
In store A a scarf cost $12, and in store B the same scarf is on sale for $8. How many scarfs can be bought in store B with the amount of money, excluding sales
Mis padres / no querer / venir / fiesta Mis padres no quisieron venir a la fiesta. Anoche / nosotros / saber / del divorcio / Carlos y Eva / Tú / conocer / Nor
how many different ways can you choose 5 books from a total of 15 books
Which of the following questions requires divergent thinking? You are given two apples, three pears, and a banana. How many fruits do you have? What is the capi
Please help 10 minutes!! Find the value of x and the value of y. A. x = 15, y = 10 B. x = 20, y = 50 C. x = 50, y = 10 D. x = 50, y = 20
Please help as quickly as possible (20pts) Find the solutions to the following linear-quadratic systems algebraically. Select the ordered pair that is one of th
A hoop, a solid cylinder, a spherical shell, and a solid sphere are placed at rest at the top of an inclined plane. All the objects have the same radius. They a
The US became more active in international affairs because it was looking for new markets to sell its industrial goods to. A) True B) False
