Answer:
x = 8 or x = -1 is the answer
Step-by-step explanation:
3x² - 21x -24
divide with 3
x² - 7x - 8
Factorizing,
x² + x - 8x - 8
x(x + 1) -8 (x + 1)
(x - 8) (x + 1)
x = 8,-1
Answer:
he bought 6 chocolate and 14 vanilla !
Step-by-step explanation:
Answer:
D.
Step-by-step explanation:
Clyde's present age is 7+8, because he has aged 8 years since he was 7.
So, the equation would be C=7+8.
However, that equation isn't listed so you need to move some numbers around.
If you subtract 8 from both sides of the equation C=7+8, you get C-8=7, which is D.
Hope this helps! :)
Answer:
d=8$
Step-by-step explanation:
Answer:
Quinzel sold 17 pairs of shoes last month.
Step-by-step explanation:
Let be "Q" the number of pairs of shoes Quinzel sold last month and "J" the number of pairs of shoes Joseph sold last month.
Set up a system of equations:
Solve for "J" from the first equation:
Applying the Substitution Method, you get: