Add the following algebraic expressions using horizontal method: a) b) c) d) 8-2mn, 10-7mn, and 6 - 15mn Add the following algebrian expression using column method: a) b) c) d) PLS HELP

ddd

step-by-step explanation:

$79500

step-by-step explanation:

multiply length by height. multiply the length by the height, and then double the product. work out 10 x 10 results = 100 square inches, then work out 100 x 2 = 200. the answer is 200 square inches.

step-by-step explanation:

“a term can be a signed number, a variable, or a constant multiplied by a + sign or j sign. in , the terms are 5x , 3y and 8. when a term is made up of a constant multiplied by a variable or variables, that constant is called a coefficient.” i hope this you.