Discuss solving equations
Answer:
Helpful tips in equation solving:
Combine like terms.
Isolate the unknown term on one side of the equation.
Cross-multiply to solve when fractions make up both sides of the equation.
When multiplying or dividing two numbers, both of which have a positive or negative sign, the resulting number will be positive.
When multiplying or dividing two numbers, one of which has a positive sign and the other has a negative sign, the resulting number will be negative.
Đăng bởi:
ycantho - Ngày đăng:
23/01/2011
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