3 years ago

FIND A AND B I WILL AWARD BRAINLIEST

Mathematics

1 answer:

stepladder [879]3 years ago

6 0

Answer:

a = 7.4

b = 9.6

Step-by-step explanation:

set up a proportion to find 'b':

XN / NY = MN / NO

8/b = 13/(b+6)

cross-multiply:

13b = 8(b+6)

13b = 8b + 48

5b = 48

b = 9.6

set up a proportion to find 'a':

XN / XY = MN / MO

8/a = 13/12

cross-multiply:

13a = 96

a ≈ 7.4

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