Question

Complete this fill in blank problem- when you evaluate an expression, you substitute a number in for a————. Four example, to evaluate 4y -+3 for y=6, you would substitute 6 for y. You would then solve using the order of operations. So 4(6)+3 = ——-. You can also simplify algebraic expressions without knowing what the variables equal, for example and this expression, (6k+5)+ (3k-7). You would add to gather the coefficiency numbers in front of Kaye and add together the Constance our numbers. Adding or subtracting the same variables together is called combining.———-. So you would combine.6k+3k which would equal 9k and you would combine the contestants , 5+-7 which would equal——.

Answer 1

-13