Answer:
65
Step-by-step explanation:
D
uses the the formula y=mx+b and m is the slope. b is the y intercept.
(-1,1.5) because you add both ys and both xs then divide by two to find the middle
Explanation:
This question's it's about the order of operations. P-parenthesis, E-exponents, M-multiply, D-divide, A-add, and S-subtract. It can also go left to right.
Do exponents first.


Then, multiply left to right.


And add/subtract left to right.



Hope this helps!
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yesenia has 9 blocks. misty has 15.
15 + 9 = 22.
for the values of the blocks, yesenia has 17 and misty has 68.
17 + 68 = 85.
hope i helped!