You have earned 85, 90, 95 and 88% scores on test so far in the grading period. you have one last test to take, and you want your average after this test to be at least 90% right and solve an inequality to determine what scores you can earn to achieve your goal .

people in Africa. African nations typically fall toward the bottom of any list measuring small size economic activity, such as income per capita or GDP per capita, despite a wealth of natural resources

Step-by-step explanation:

y = 5x + 17

step-by-step explanation:

a perpendicular line will be the opposite reciprocal slope of the given equation.   the slope given is -1/5 so the opposite reciprocal is 5

find b:

7 = 5 (-2) + b

7 = -10 + b

17 = b

write equation

y = 5x + 17