Here is a system of equations: 7x-4y=-11 7x+4y=-59 would you rather use addition or subtraction to solve this system. Explain your reasoning.

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression