12. x= 4
13. x= 4
14. x= -1
Check the steps in the picture above
Which expression is equivalent to 1/4y−1/2? 1/4(y−1/2) 1/4(y−2) −1/4(y−12) −1/4(y−2)
1 answer:
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Answer:
x = 9
Step-by-step explanation:
A line segment parallel to a side of a triangle and intersecting the other 2 sides divides the 2 sides in proportion, that is
=
=
( cross- multiply )
8(3x - 20) = 56
24x - 160 = 56 ( add 160 to both sides )
24x = 216 ( divide both sides by 24 )
x = 9
