Question

\dfrac{4}{r} = \dfrac{5}{7} r 4 ​ = 7 5 ​

Solve for r

Answer 1

Answer:

Step-by-step explanation:

r = -9/10

Given

7/10 = r - (-8/5)

Answer 2

Answer:

20/7

Step-by-step explanation:

KHAN ACADEMY SAYS SO! o(*°▽°*)o