Solve by using substitution. Express your answer as an ordered pair. -x + 3y = 7
x - 4y = -10
a: (−3, −2)
b: (2, 3)
c: (3, 2)
d: (−2, −3)

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

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