Question

I need helppp ........

Answer 1

First equation:

Start with

`30-5a = 50`

Subtract 30 from both sides:

`-5a = 20`

Divide both sides by -5:

`a = -4`

Second equation:

Start with

`(1)/(4)(b-10) = -6`

Multiply both sides by 4:

`b-10 = -24`

Add 10 to both sides:

`b = -14`