Five times a number decreased by nine is equal to twice the number increased by 23. Which equation could be used to solve the problem?
Rachna has nickels, dimes, and quarters in her piggy bank. She has $4.65 altogether. She has three more quarters than dimes and twice as many nickels as quarters. How many quarters does Rachna have?
Three times a number, x, increased by four is equal to five times the number, x. Which equation can be used to solve for x?
What is the value of x in the equation 0.2 (x + 1) + 0.5x = - 0.3 (x - 4) ?
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