Which of the following expressions are equivalent to -5.93 + (-8.62) + 5.93?
Choose 4 answers.

a. -8.62
b. −5.93 − (8.62−5.93)
c. −(5.93 + 8.62) + 5.93
d. -5.93 - 8.62 - (-5.93)
e. -5.93 − (8.62 + 5.93)

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?