Number line usually helps a lot
Start at the first number and move to the left for subtracting and to the right for adding. Hope this helps.
9514 1404 393
Answer:
87°
Step-by-step explanation:
The two marked angles are "vertical angles," so have the same measure. We can't read the number, but suspect it might be 87°. If so, then x° = 87°.
Answer:
its d
Step-by-step explanation:
Answer:
10 desserts
Step-by-step explanation:
For this question, in order to find all the combinations of desserts, you need to multiply the sizes, flavors, and toppings together.
See:

10 desserts
Answer:
149
Step-by-step explanation:
If the expression 3x+10 is equal to 6 for some value of x, then what is the value of 3x+2 equal to for the same value of x ?