At a local pet store guppies are on sell for $0.70 each and sword tails $1.80 each. If amanda buys 4 guppies and 3 sword tails how much would she pay in all ? Please help omg !!!

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?