7.5x18.74= 140.55 is the correct answer
SLOPE: 3 Y INTERCEPT: 3
The other answer is not correct!!!
Answer:
I help u after. my online classing
0.5t+12=t+10.50------set the equations equal to eachother, with t being the number of toppings
1.5=0.5t----subtract 0.5t from each side and 10.5
t=3---if there are 3 toppings the prices will be the same