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2 years ago

11

Find the length of x

2 answers:

Alex_Xolod [135]2 years ago

7 0

Answer:

$x=3\frac{1}{2}$

Step-by-step explanation:

$\frac{4}{2} :\frac{7}{x}$

x · 4 = 7 · 2

4x = 14

4x ÷ 4 = 14 ÷ 4

x = 3.5

zavuch27 [327]2 years ago

3 0

Answer:

7/2 =x

Step-by-step explanation:

The triangles are similar so we can write a ratio to solve

2 4

---- = -------

x 7

Using cross products

2*7 = 4x

14 = 4x

14/4 = 4x/4

7/2 =x

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