Answer:
2.50*10 350+d
Step-by-step explanation:
- thats the answer up below
1) 3x=(4x+50-30)/2
x=10
Explanation: (1/2)(big arc - small arc), plug in the numbers and solve
2) 15•x=33•10
x=22
Explanation: a•b=c•d, plug in the numbers and solve
3) (x+8)•8=(24+4)•4
x=6
Explanation: W•E=W•E, whole•external part= whole•external, plug in the numbers and solve
Answer:
5
Step-by-step explanation:
took the test
Number of combinations is equal to the product of the number of choices for each choice....
5*3=15 combinations