Answer:
don't understand
but mean = <u>summation x</u>
total number
15=<u>7+4+5+2x+11</u>
5
15=<u>27+2x</u>
5
multiply both sides by 5
15×5=<u>2</u><u>6</u><u>+</u><u>2</u><u>x</u> ×5
5
75=26+2x
75-26=2x
<u>49</u>=<u>2x</u>
2. 2
x= 24.5
Answer: 567
Step-by-step explanation: 9*9=81 then you take 81 and times it by however many days there is in the week (aka 7) 81*7=567
Answer: 1 x 10^3
Step-by-step explanation:
Answer:
No he can't
Step-by-step explanation:
8² = 64
10² = 100
8² + 10² = 164
18² = 324
For a right triangle A²+B²=C²