If x+y=8, x+z=13, y+w=8, z-w=6 find values of x, y, z and w.
Answers
Answered by
0
Answer:
Step-by-step explanation:
adding equations,y+w=8 and z-w=6,
y+z=14-----1
subtracting equation x+y=8 from x+z=13,
z-y=5-------2
adding 1 and 2,
z+z=19
z=9.5
substituting z=9.5 in 1
y+9.5=14
y=4.5
x+y=8
x=8-4.5
x=3.5
y+w=8
w=8-4.5
w=3.5
Answered by
3
Answer:
W=3.5
PLEASE MAKE MY ANSWER BRAINLIST.
Attachments:
Similar questions