Vanessa receives $7.50 each week for allowance. Which equation can be used to determine the 1 3 Which equation can be used to find the number of number of movie tickets sold if the cost of y weeks Vanessa must save her allowance in order to each ticket was $5.50, and $6,850 was earned x buy a bicycle that costs $90? on ticket sales? A 7.50x = 90 B 7.50 + = 90 F 5.50x = 6,850 x C = 7.50 D = 90 G 6,850 = 5.50 – x 2 Which equation shows the relationship between the H 6,850 5.50 = – x and in the graph? x- y-values J 6,850x = 5.50 4 Which equation shows the relationship between the and in the table? x- y-values A = 6x B = 6 F = + 4 G = 2x y y x y x y – C = + 6 D = + 6 H = 6x 1 J = 2x + 3 y x x y y y – 6.6C Justify your answers. – 1. 3. 2. 4. TEKS 6.7(A) - Generate equivalent numerical expressions using order of operations, including whole number exponents and prime factorization. 1 Which expression is NOT equivalent to 5 7? 3 Which expression is equivalent to 3 72 11? • • • • F 2 2 2 5 7 G 35 F (34 2) 72 – • • • • • •
1 Vanessa receives $7.50 each week for allowance. Which equation can be used to find the number of weeks Vanessa must save her allowance in order to buy a bicycle that costs $90? A 7.50x = 90 B 7.50 + x = 90 C = 7.50 D = 90 2 Which equation shows the relationship between the x- and y-values in the graph? A y = 6x B y = 6 – x C y = x + 6 D x = y + 6 3 Which equation can be used to determine the number of movie tickets sold y if the cost of each ticket x was $5.50, and $6,850 was earned on ticket sales? F 5.50x = 6,850 G 6,850 – x = 5.50 H 6,850 – 5.50 = x J 6,850x = 5.50 4 Which equation shows the relationship between the x- and y-values in the table? F y = x + 4 G y = 2x H y = 6x – 1 J y = 2x + 3 6.6C – Justify your answers. 1. 3. 2. 4. TEKS 6.7(A) - Generate equivalent numerical expressions using order of operations, including whole number exponents and prime factorization. 1 Which expression is NOT equivalent to • 5 • 7? F 2 • 2 • 2 • 5 • 7 G • 35 3 Which expression is equivalent to 3 • 72 • 11? F (34 – 2) • 72
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