.Your magazines cost $1.50 each and your friend's magazines cost $2 each. The total cost for you and your friend is $10.50. Write and solve an equation to find the number of magazines you purchased.

1.5 x  +  2.0 x  =  $ 10.50

Step-by-step explanation:

1.5 x  and 2.0 x  are like terms, because they contain the same variable with the same exponent. So, we can combine them by adding the coefficients

the first one, all those points on the line just make a strait line.

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