the mass of an empty Lorry is 2.2 tonnes when loaded in bags of maize the new mass becomes 2.5 x what is the total maize of maize in kg

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)

the answer is 844

step-by-step explanation:

it is 844 because if you add 836.50 + 7.5 you will get 844

-22

times both sides by 2, times () by 8, add alile terms, move terms, add alike and caculate divide both sides by 3