Question

Fill in the blanks: given 4a -3b =22.

a) if a=4,b=___
b) if b=6,a=___
c) if a=0,b=___
d) If b=0, a=___
e) If a=b, a=___​

Answer 1

The answer are

A)

`4 * 4 - 3b = 22 \\ - 3b = 6 \\ b = - 2`

B)

`4a = 22 + 3 * 6 \\ a = 10`

C)

`4 * 0 - 3b = 22 \\ b = ( - 22)/(3)`

D)

`4a - 3 * 0 = 22 \\ a = (22)/(4)`

E)

`a = 22`