For which equations w= 2.5 not the solution?

4w= 10
6w = 15
9w=21

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)

not sure but it may be b, as i said i'm not sure.

jfkc

step-by-step explanation:

jhcxzbfzc

step-by-step explanation:

because it just is