-10 since the parentheses mean multiply and multiplying a negative with a positive gives you a negative.
Answer:
87 degrees
Step-by-step explanation:
9x+6 + 7x-2 = 148
16x+4 = 148
16x = 144
x = 9
Plug into 9x+6
9(9)+6 = 87
2100*0.03
$63
If you include salary, it is $263.
So the answer would be: Luke made $263 that week.

Since approximately 95% of any normal distribution falls within two standard deviations of the mean, it follows that 5% falls outside that range, with 2.5% to either side. So

.
The actual value is a bit closer to 0.0228, but that's not very far off.