Solve the following equation.
10x = 320
a. 2.05
b. 2.50
c. 2.9
d. 3.3
b. 2.50
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Establish the identity.1 - 
= - sin u
What will be an ideal response?
Factor using the formula for the sum or difference of two cubes.125x3 - 1
A. (5x + 1)(25x2 - 5x + 1) B. (5x - 1)(25x2 + 1) C. (5x - 1)(25x2 + 5x + 1) D. prime
Write the number 
in scientific notation.
A. 
B. 0.0925
C. 
D. 
E. 
Solve the problem.Lexie wants to have an income of $9000 per year from investments. To that end she is going to invest $90,000 in three different accounts. These accounts pay 7%, 10%, and 14% simple interest. If she wants to have $10,000 more in the account paying 7% simple interest than she has in the account paying 14% simple interest, how much should go into each account?
What will be an ideal response?