Use the x-intercept method to find all real solutions of the equation.
- 8x2 + 9x + 18 = 0
a. x=-1, 3, or 6
c. x = 1, -3, or 6
b. x= 1, -3, or - 6
d x = -1, 3, or - 6

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest