Answer:
x = -2
Step-by-step explanation:
- 3 x - 6x = -18x
- 4 - 18x + 9 = 41
9 - 4 = 5
- 18x + 5 = 41
- 18x = 41 - 5
- 18x = 36
36 divided by -18 is -2
Answer:
35 sandwiches to sell
Step-by-step explanation:
29+20=49
49-14=35
B because tangent is Opposite/hypotenuse. = 6/8 = 0.75
Answer:
15 is 30% of 50
Step-by-step explanation:
We have, 30% × x = 15
Multiplying both sides by 100 and dividing both sides by 30,
we have x = 15 × 100/30
x = 50
If you are using a calculator, simply enter 15×100÷30, which will give you the answer.
Answer:
Option b.
Step-by-step explanation:
we know that
The formula to solve a quadratic equation of the form
i
s equal to
in this problem we have
so
substitute in the formula
remember that
so
simplify
therefore
In factored form the quadratic equation is equal to