Write an expression that shows how you can multiply 3 times475 using expanded form and the distributive property.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

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

Pls the last one and it has to be like number 6