Need getting this to get a 100

y = 5x – 1
–15x – 3y = 3

how many solutions does this linear system have?

one solution: (0, –1)
one solution: (1, 4)
no solution

The expression 42 plus 57 shows how much money nate spent at a store .which expression also shows how much money nate spend

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?