Hi there!
We can find the area of a triangle with the formula:

Filling in this formula gives us the following answers.
Triangle 1

Triangle 2

Triangle 3
I solved it this way. I’m guessing you should replace the zeros with these numbers here.
Answer is 17.
Both values are given where:
a = 7 and b = 3
Substitute the values into the given expression.
( 2 x 7 ) + 3
14 + 3 = 17
Hope it helps :]
Answer:
x=10
Step-by-step explanation:
4x-18=3x-8
4x-3x=-8+18
x=10
if you’re asking if it’s true or false, then it’s true