as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor
so 7! /(3! ) = 7× 6× 5× 4
= 42 × 20
= 840
its b) 840✌✌✌
dhruv⭐
Answer from: Quest
a) y = -3x +2
b) y = 1/2x -6
these 2 can be combined into one equation.
-3x +2 = .5x -6
8 = 3.5x
x = 8 / 3.5 = 2.2857142857
y = -3 * (8 / 3.5) +2
y = (-24 / 3.5) + 2
y = -4.8571428571
step-by-step explanation:
Answer from: Quest
These graph is cross the yaxis and x axis two ways.
Another question on Mathematics
Mathematics, 21.06.2019 13:20
What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.