saltsEmily saltsEmily

20-01-2021
Mathematics

contestada

a = ?
b = ?
Please explain as well :)

a b Please explain as well class=

Respuesta :

kritika3375 kritika3375

20-01-2021

Answer:

a = 25 , b = 14

Step-by-step explanation:

For A

a/5 + 3 = 8

a/5 = 8 - 3

a/5 = 5

Cross multiply

a = 5 * 5

a = 25

For B

3b/7 - 1 = 5

3b/7 = 5 + 1

3b/7 = 6

Cross multiply

3b = 42

b = 42 / 3

b = 14

Hope it will help

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