Donata bought 4 lemons and 4 plums at the local supermarket for a total of $ 21.60. dan bought 11 lemons and 6 plums at the same store for a total of $40.90 how much does one lemon cost. . how much does 1 plum cost?

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)