this is urgent

Question

y=1/2x - 1
if x equals 4 what does why equal?
please help

Answer 1

please

Answer 2

y = [(1/2) * 4] - 1
y = 2 - 1
y = 1

Answer 3

thankyou so much i find them very hard

Answer 4

You're welcome.

Answer 5

sorry can i ask you one more question related to that one if y=-3 what is the value of x

Answer 6

I showed you how to do the first one. You try this one; I'll be glad to check your answer.

Answer 7

but im not sure can you show me you don't need to tell me the answer

Answer 8

y=1/2x - 1

-3 = 1/2x - 1

Add 1 to both sides of the equation.

Answer 9

is it 0 or 2

Answer 10

is it

Answer 11

Neither 0 nor 2.

If you do as MsSue suggested, you should get
-2 = (1/2)x

Now double both sides for the value of x

Answer 12

i don't fully understand

Answer 13

what sides do i double

Answer 14

its ok i got the answer

Answer 15

See -- we knew you could do it! :-)