To solve for an equation, such as 2x+7=15 we do it step by step. Firstly, we combine like terms, like 7x, 2h, and so on. Since there are no like terms, we simply skip that step. Next, we subtract seven from each side. Since we want both of the sides around the equal sign to be equal we subtract using the seven. We subtract because we need to do the opposite of adding. Seven minus seven, cross it off;15-7 equals 8. 2x=8. Divide two from both sides. Two divided by two cross it off; eight divided by two equals four. Therefore, four is the answer. 
     As you can see, solving equations isn't very hard to do. You just have to do it step-by-step like order of operation. The steps to solve for equations are combine like term, subtract or add each number, make sure to keep the equation in balance. Finally, divide with the like term and you get your answer.



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