(high points) how can 1/4x - 3 = 1/2x + 8 be set up as a system of equations?

a. 4y + 4x = -12
2y + 2x = 16

b. 4y - x = -12
2y - x = 16

c. 4y + x = -12
2y + x = 16

d. 4y - 4x = -12
2y - 2x = 16

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

How do you determine whether a relationship represented as as graph is linear or nonlinear

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points