8m9txx86ky 8m9txx86ky

10-04-2022
Mathematics

contestada

if x+y = -10 and x-y = 2 what is the value of x

Respuesta :

Festus19 Festus19

10-04-2022

Answer:

x= -4

Step-by-step explanation:

adding the two equations,

x+x+y-y=-10+2

2x= -8

x=-4

Answer Link

Otras preguntas

People who hopped trains to look for work were known as...........

how far did the mongol empire extend

how are concussions related to biology

5. In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students a

is dypepsia a type of indigestion or not

Which was one of the three estates of medieval Europe? A. clergy B. merchants C. slaves D. artisans

1/5 to 1/2 express the ratio as a fraction in lowest terms

Which group best describes the Mughal Empire? A. Group A B. Group B C. Group C

Why do so many cultures have divinities in similar roles?

"A house is built on a triangular plot of land. Two sides of the plot are 160 feet long and they meet at an angle of 85 degrees. If a fence is to be built aroun