Answer:
<h3>5x</h3>
Step-by-step explanation:
7x-6x+4x ← <em>(Add and subtract elements to the numbers from left to right.)</em>
<em />
7-6+4
PEMDAS- (Parenthesis, Exponents, Multiply, Divide, Add, and Subtract) from left to right.
7-6+4 ← (Add & subtract.)
7-6=1
1+4=5
= 5x
5x, which is our answer.
Answer:
h = yX -yr
Step-by-step explanation:
X=r-h/y
X - r = h/y
y*(X-r) = h
h = yX -yr
It’s 30 because they are vertical angles which means both sides are congruent