Solve the area of a trapezoid formula for the variable h: A = 1/2h(b1 + b2) Note: In this formula, A = area, H = height, and b1 and b2 are the bases of the trapezoid.

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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)