8x + 6 = 3x + 21
8x - 3x = 21 - 6
5x = 15
5x/5 = 15/5
x = 3
Your given expression has no "b", so you can rule out selections b, c, e.
The expression is not equal to 1, so you can rule out selection a.
That leaves selection d, which is the correct choice:
... d. 1/x^a
_____
The rule for exponents is that an exponent in the numerator is the same as its opposite in the denominator, and vice versa.
The exponent of <em>-a</em> in the numerator is the same as an exponent of <em>a</em> in the denominator.
Answer: try 3(2p+1) factor form
Answer:
a. The difference in rainfall is 4.03in
b. The total amount of rainfall for the year is negative, -1.73
Step-by-step explanation:
a. Wettest month 2.36in and dryest month -1.67in
2.36
-1.67
-------
4.03
b. -0.45 + -0.88 + 0.94 + -1.67 + -0.96 + 0.83 + 2.36 + 1.39 + 0.35 + -1.35 + -0.9 + -1.39 = -1.73
Answer:
2
Step-by-step explanation:
-6+10x=x+12
Add 6 to both sides:
10x=x+18
Subtract x from both sides:
9x=18
Divide both sides by 9:
x=2
Hope this helps!
