Question

Question and examples in picture. Please help

Answer 1

Answer:

$a = 7, LN = 105$

Step-by-step explanation:

$LM = 8a$

$\textrm{LM also equals 56}$

Solve for a

$8a = 56 \rightarrow a =7$

Given that a = 7, solve for MN

$MN = 7a$

$MN = 7(7) \rightarrow 49$

In order to find LN, add 49 and 56 together

$49 + 56 = 105$

$LN = 105$