Answer: x = -1.1
Step-by-step explanation:
Answer:
The tree is 17.5 ft tall
Step-by-step explanation:
We can use ratios to solve
Shadow
-----------
height
28 8
------ = ------------
tree 5
Using cross products
28*5 = 8 * tree
140 = 8 * tree
divide each side by 8
140/8 = 8 *tree/ 8
17.5 = tree
Answer:
7.2+0.8w
Step-by-step explanation:
Add the constants to get 7.2
sub variables to get 0.8w
Answer: 30 pairs of shorts
21x+420=35x
subtract 21x from both sides of the equation.
420=14x
get rid of the x by division
420/14
you get 30 =x
