Answer:
2
Step-by-step explanation:
Add 7 to both sides.
7x=7+7
2 Simplify 7+7 to 14.
7x=14
3 Divide both sides by 7.
x= 14 divided by 7
x=2
It would be an open answer
Lets say that there are 9 people in ur restaurant. You are serving pancakes and u have made 27 pancakes and u have no more pancake batter. How many pancakes will each person get ?
9x = 27
x = 27/9
x = 3...so each person will get 3 pancakes.
Answer:
x = 9/2
Step-by-step explanation:
The outside triangle is also a right triangle, with hypotenuse 8 and side 6.
The missing side can be calculated with pythagoras as:
Now for the vertical line, lets call it y, which is a side for two "back to back" triangles, you can do pythagoras twice:
left triangle:
right triangle:
Eliminating y², you can solve: