Answer:
I would stay direct vartation
Step-by-step explanation:
For example, if y varies directly as x, and y = 6 when x = 2, the constant of variation is k = = 3. Thus, the equation describing this direct variation is y = 3x.
Answer:
yes i think
Step-by-step explanation:
Answer:
He earns 749 dollars.
Step-by-step explanation:
I multiplied the money he earns per day ($75) to each day he works (5 days) and I got 375 , but I also multiplied how much he get paid to install windows ($8) to how many he installs every 5 days and I got 374 , and Then I added up 374 and 375 and that's how I got 749 . Plzz correct me if I'm wrong .
4x^2-9=4(x^2-9/4)=4(x-3/2)(x+3/2) i think that is correct answer.
Answer:
a. and iii
b. and i
c. and iv
d. and ii
Step-by-step explanation:
a. 
x + 12 > 15 = x > -2
- 12 - 12
x > 3
2( x = 3)
-3x > 6
/-3 /-3
x > -2
b. 4x + 12 < 20 = x <2
- 12 - 12
4x < 8
/4 /4
x < 2
c. -8x < 16 = x > -2
/ -8 /-8
x > -2
d. 55 < 35 + 10x = x > 2
-35 -35
20 < 10x
/10 /10
2 < x = x > 2
Hope that helps!
