Answer:
614
Step-by-step explanation:
Let the number be x.
50% × x = 307
0.5x = 307
x = 307/0.5
x = 614
50% of 614 is 307.
8k-4k+4+7-k =
8k-4k-k+4+7 =
3k+11
Answer:
15 and 18
Step-by-step explanation:
33 split into groups of 5 and 6
Answer:
Step-by-step explanation:
It's already in a form that only ha positive exponents. Just to state it though you could rewrite it as or The question asks for positive exponents though so yu don't need to do that.
You also need to know so in this case
so