You add or subtract, as required by the equation!
Equate the coefficients and subtract or add to find the value of the the given unknown variables.
The first computer was the ENIAC, completed in 1946. It could do simple mathematical equations such as add and subtract.
(Apex) C. Add all the elements togetherD. Subtract the total amount of elements from the products
does how many mean add or subtract
it means to subtract
You can use an abacus to add and subtract quantities of beads by moving the them around. This can in turn help to solve equations involving counting numbers.
How do you add or subtract energy?
When you add, your answer is the sum.When you subtract, your answer is the difference.