a) 4x = 6x - 14
What you need to do here is to isolate x in one side of the equation only. You can do that by subtracting 6x from both sides of the equation:
4x - 6x = 4x - 4x - 14
4x - 4x cancel out so we end up with
-2x = - 14
Now jist divide both sides by -2 so x can be alone !
-2/-2x = -14/-2
x = 7
b) 3x + 5 = 50
You want to do the same thing here , isolate x from the other terms ! You can do that by subtracting 5 from both sides of the equation:
3x + 5 - 5 = 50 - 5
5 - 5 cancel out , so we end up with
3x = 45
Now just divide both sides of the equation by 3
so x is isolated:
3/3x = 45/3
x = 15
Awnser :
a) x = 7
b) x = 15
I hope you understood my brief explanation
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