Help don’t use for points or I’ll take it back

Also what app can let me do this

Step-by-step explanation:

We need to find the value of x.

We can see that x and 70° are supplementary.

So, we can ✍ write:-

x + 70 = 180

x = 180-70

x = 110° is the answer.

Hope it helps :)

x=110°

hope it helps