Answer:
861
Step-by-step explanation:
7 percent *12300 =
(7:100)*12300 =
(7*12300):100 =
86100:100 = 861
2x - 3 > -1
Three less refers to the negative 3, twice a number refers to 2x, and at least negative one is > 1.
Answer:

Step-by-step explanation:
Hello,
First, of all, as x is positive we know that:

Let's simplify the expression:

Hope this helps.
Do not hesitate if you need further explanation.
Thank you
3x3x3x3x3 and so on that’s how the powers work you would have to multiply 3 times itself 20 times I sure hope this helps 3 to the 20th power would equal 3486784401
Answer: 15.2 cm
Steps:
a^2 + b^2 = c^2
a^2 + 169 = 400
a^2 = 231
a = 15.19868
a = 15.2