Description
X= -2 , y= -4 and z= 6
6(3x+y)
3x=2y / y
x-z/x^2-z^2
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Explanation & Answer
Question 1
6(3x+y)
=6 * ( 3*(-2) + (-4) )
=6 * ( -6 - 4 )
=6 * -10
= -60
Question 2
( 3x-2y )/ y
= ( ( 3 * (-2)) - ( 2*-4) ) / -4
= ( ( -6 ) - ( -8 ) ) / -4
= ( -6 + 8 ) / -4
= 2/-4
= -1/2
Question 3
x-z/(x^2-z^2)
= -2 - 6 / ( (-2)^2 - 6^2 )
= -8 / (4 - 36 )
= -8 / -32
= 1/4
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