Let's look at an example:
Method 1
add 6 to each sidedivide each side by 2
Method 2
divide each side by 2separate the fractionssimplifyadd 3 to each side
Check the answer:
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Now simplify the equation by doing the math. 2−2+x=7−2
Difference in math means subtraction. To express the difference between 6 and 2 you would use the equation 6 - 2 = 4.
2+2=4 2+a=4 A math equation is any mathematical sentence that has an equal sign, numbers, or variables in it ;)
2 + 2
well, an equation with one variable is a one step equation and an equation with more than 2 variables is a multi-step equation