Answer:
7x+1
Step-by-step explanation:
Let's simplify step-by-step.
4x−5+3x+6
=4x+−5+3x+6
Combine Like Terms:
=4x+−5+3x+6
=(4x+3x)+(−5+6)
=7x+1
Hope this helps!
Answer:
y = 8.1
Step-by-step explanation:
y+2.9=11
Subtract 2.9 from each side
y+2.9-2.9 = 11-2.9
y =8.1
The exact circumference is 60ft
Answer: 
Step-by-step explanation:
By definition, an Isosceles triangle has two equal sides and its opposite angles are congruent.
Observe the figure attached, where the isosceles triangle is divided into two equal right triangles.
So, in this case you need to use the following Trigonometric Identity:

In this case, you can identify that:

Substituting values, and solving for "x", you get:

Therefore, the length of BC rounded to nearest tenth, is:

Yes, the box is wide enough because 10 1/3 is 10.33 repeating and the box is 10.38 (.05 inches wider than the pizza)