1.72 because rocks 1 and 2 add up to 44.58 46.3-44.58=1.72
(11x2 + 2x3 + 14 +17x) ÷ (2x + 5)
= (2x^3 + 11x^2 + 17x + 14) ÷ (2x + 5)
= x^2 + 3x + 1 r 9
Answer: 123
They have to add up to 3 4 5 6 or 7 so it has to be that
Answer:
x=5
Step-by-step explanation:
add 5 to both sides
-20+5 = -3x
-15=-3x (divide)
x=5
