cuz, x equals the number of minutes so use the y slope formula
0.10(x)+the intercept = y 0.10(350)+the intercept = 84 35+the intercept = 84 the intercept = 49 so the equation is 0.10(x)+49 = y or 1/10(x)+49 = y 1/10(300)+49=y 30+49=y 79=y so the answer is 79 dollars