What is the value of b if -7+b= -8

b = -1

Step-by-step explanation:

-7+b= -8

Add 7 to each side

-7+7+b= -8+7

b = -1

-1

Step-by-step explanation:

-7+b=-8

b=-8+7

b=-1

i hope it is helpful

false.

step-by-step explanation:

false.

cavalieri's principle makes that statement about the volumes, not about the areas.

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)