145,856 views
24 votes
24 votes
Solve for x.
6
х
12
15
X=
units

Solve for x. 6 х 12 15 X= units-example-1
User Chris Conley
by
4.0k points

2 Answers

5 votes
5 votes

Answer:

x = 4

Explanation:

If a line is parallel to a side of the triangle and intersects the other 2 sides then it divides those sides proportionally, that is


(2)/(4) =
(x-1)/(6) ( cross- multiply )

4(x - 1) = 12 ( divide both sides by 4 )

x - 1 = 3 ( add 1 to both sides )

x = 4

User Gavin S
by
3.8k points
8 votes
8 votes
Multiply the numbers all together
User Maxime Jallu
by
3.3k points