Rewriting Equations Equivalent Equations Which equation is the
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Rewriting Equations Equivalent Equations
Which equation is the same as…. 9 m – 20 = 61 A) 9 m = 61 – 20 B) -20 = 61 + 9 m C) 9 m = 61 + 20 D) 20 = 61 / 9 m
Which equation is the same as…. 50 = 3 a + 20 A) 50 B) 50 C) 3 a D) 50 – 20 / 20 = 50 + 3 a = = + = 3 a 3 a 20 20
Which equation is the same as…. 10 n – 4 = 66 A) (10 n + 4) = 66 B) 10 n = 66 + 4 C) 10 n = 66 – 4 D) 66 – 10 n = 4
Which equation is the same as…. 5 + 11 g = 137 A) 11 g = 137 – 5 B) 11 + 5 = 137 g C) 137 + 5 = 11 g D) 5 = 137 + 11 g
Which equation is the same as…. d / 6 + 34 = 40 A) 6 d + 34 = 40 B) 34 = 40 d C) d / 6 = 40 + 34 D) d / 6 = 40 – 34
Which equation is the same as…. 5 x – 12 = 68 A) B) C) D) 5 x = 12 – 68 5 x = 68 + 12 5 x = 68 5 x = 12
Which equation is the same as…. t/9 + 2 = 10 A) B) C) D) 9 t = 10 – 2 9 t = 10 + 2 t/9 = 10 – 2 t/9 = 12
Which equation is the same as…. 48 = 15 x + 3 A) B) C) D) 48 x – 3 = 15 48 – 3 = 15 x 33 x = 3 48 = 3 x
Which equation is the same as…. 3 y + 17 = 107 A) B) C) D) 3 y = 107 – 17 3 y = 107 + 17
NOW, you try it!! Which equation is the same as…. 1. p/25 + 1 = 5 3. 7 a + 32 = 4 a) p/25 = 5 – 1 b) p/25 = 5 + 1 c) p/25 = 5 p 2. 12 = 2 b – 4 a) 7 a + 4 = 32 b) 7 a = 4 – 32 c) 7 a = 32 – 4 4. 56 = z/8 – 5 a) 12 = 2 b + 4 b) 12 + 4 = 2 b c) 12 b + 2 = 4 a) 56 z = 8 – 5 b) 56 + 5 = z/8 c) 56 = 8 – 5 z
Solving 2 -step Equations
OBJECTIVE I can solve for a variable in 2 -step equations.
*Rewriting Equations How can you solve for a variable in 2 step equations? 5 t + 10 = 65
*Rewriting Equations How can you solve for a variable in 2 step equations? 9 y + 8 = 71
Rewriting Equations How can you solve for a variable in 2 step equations? 4 m + 27 = 51
Rewriting Equations How can you solve for a variable in 2 step equations? 15 z + 20 = 170
NOW, you try it!! How can you solve for a variable in 2 step equations? 35 a + 12 = 120
*Rewriting Equations How can you solve for a variable in 2 step equations? 12 y – 8 = 88
*Rewriting Equations How can you solve for a variable in 2 step equations? 30 n – 4 = 176
*Rewriting Equations How can you solve for a variable in 2 step equations? x / 5 + 13 = 33
Rewriting Equations How can you solve for a variable in 2 step equations? x / 7 + 28 = 44
*Rewriting Equations How can you solve for a variable in 2 step equations? x / 2 – 45 = 205
*NOW, you try it!! How can you solve for a variable in 2 -step equations? 1. 5 x + 17 = 157 3. g / 6 – 20 = 15 2. 14 y + 36 = 106 4. a / 4 – 2 = 58
Rewriting Equations
Solving Equations using the Distributive Property
9(2 b + 7) = 171
15(3 m + 2) = 120
3(12 s + 4) = 156
25(2 r + 3) = 325
5(6 a + 4) = 80
NOW, you try it!! How can you solve for a variable using distributive property? 1. 3(2 y + 4) = 24 3. 5 (3 r + 4) = 50 2. 2(7 h + 2) = 46 4. 6(8 j + 2) = 156
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