a. 5+ (a + b) = 5+ (b + a) b. 5(a + b) = 5a + 5b C. 5(ab) = (5a)b d. 5.1=5 = 1.5

What is the perimeter of a rectangle with a length of 9 - 2y and a width of 7? A. -2y + 16 B. -14y + 63 C. -2y + 63 D. -4y + 32 O A B. O D Spoints

a(2,3,5) b(−3, 0,1)

12. a. (5√3)² b. √11√11 c. √32

Five bags of flour, each containing/lb of flour, were used to make 7 identical loaves of bread. How can you find the amount of flour in each loaf? Select all that apply. 3 8 (B) 3 8 mn (D) (E) 8 (F) | 00 7 5 +7-5 5 7 7+5 + 흠.. -5-7 -5+7

Answer the question

6a b4 (e) 18a b?

What is the measure of GJ 4x+5 2x+11?

42×46=42×6 +42....

a. 2x + 7x + 11x = b. 4xy + 7xy = e. 8x²y + 2x²y + 5xy = f. ...and a challenge: What is the missing number c. 6x²5x² = d. 5x² + 7x + 3x = 2(+4)² 5(14-3²) = 8