Pls with fractions. (operations with rational numbers) thx, xoxo ps. this is 7th grade math

Find an equation for the linear function which has slope -10 and x-intercept -7

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate