Question

What is the value of x? when one angle of a triangle is 39 and the other is 102

Answer 1

x +39 +102 = 180 (Sum of all angles in a triangle is 180)

Answer 2

ok so first ill add 39 and 102 together?

Answer 3

Correct, you'll add those together.

Answer 4

39 and 102 = 141?

Answer 5

Correct.

Now whats 180 - 141.

Answer 6

so 39

Answer 7

Or if it's easier x + 141 = 180.
You have to get x by itself.

And yes that's right ^~^