Name_____________________________________ Date_____________________ Period _____ 1.4 - Rewriting Equations and Formulas Solve each equation for y. 1) y 5 15 Solve each literal equation for y. y x 1 3) 5) 2 xy3 3 7) 2 y 3x y 6 2) 2 y 4 4 y 14 4) 2 y x 8 6) 16 4 x 8 y 8) 1 3x y 7 5 Solve each literal equation for the given variable. 9) d rt (solve for t) 11) V Bh (solve for h) 13) P 2 W 2L (solve for L) 10) r c p (solve for r) 12) 1 g ( w 40) 2 14) y mx b (solve for m) (solve for w) 15) To find an amount of income you use the formula: P I E . Where P represents the amount of profit, I represents the Income earned, and E represents Expenses paid by the company. a) Solve the formula for I b) If a company’s expenses for a month are $35,000 and they earn a profit of $101, 550 what was the company’s total amount of income? c) Why was it helpful to solve for I first when solving problem “b”?

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