what is the equation of the line that passes through the point (2,-3) and is perpendicular to the line 2x+5y=10?

Flvs question 3 exam: 04.10 segment one exam part two what is the measure of angle x? picture is shown

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95

What is y-5=3(x+1) in slope intercept form