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TRANSFORMING FORMULAS Lesson 7-7 Math Vocabulary formula A math statement, usually an equation, that is represented by variables and is used to solve for a specific answer Transforming Formulas Solve the area formula A = lw for l A = lw *Goal is to ISOLATE the identified variable A = lw w w A = l w Transforming Formulas Solve the perimeter formula P = 2l + 2w for l P = 2l + 2w -2w - 2w P â€“ 2w = 2l 2 2 P â€“ 2w = l 2 Transforming Formulas Solve the variable indicated in red: h= k . j 5a + 7 = b 3 râ€“7=p 4 Practice Solve the variable indicated in red: a) p = s â€“ c b) I = prt c) y = x + 8 3 d) P = 2l + 2w Homework p. 367-368 #3, 4, 6, 7, 9, 10, 19-22