jesussrr23 jesussrr23

22-06-2015
Mathematics

contestada

If x = y + z and x + y =6 and x = 10, then z = _____?
a.
4
c.
14
b.
8
d.
16

Respuesta :

ioana123 ioana123

22-06-2015

x+y=6
x=10

10+y=6
y=-4

10=-4+z
-4+z=10
z=10+4
z=14

So the correct answer is 14

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22-06-2015

here you go, hope this helps
the answer is c

Ver imagen edmc96

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