Answer:
(5,1)
Step-by-step explanation:
Given :
Solution :
Equation 1 : y=x-4
Equation 2 : y = -x+6
We will use substitution method
Putting the value of y from equation 1 in equation 2
⇒
⇒
⇒
⇒
⇒
Now substituting value of x in equation 1 to get value of y
⇒
⇒
⇒
Thus the solution of given system of equations is (5,1)
We have also solved it by graphing the equations
You can refer the attached figure.
Answer:
x≥72
Step-by-step explanation:
Put into an equation then solve.
x/8≥9
x8 x8
x≥72
Hope that helped!
Answer:
1.25% monthly interest
Step-by-step explanation:
15% yearly interest
1.25% monthly interest
(15/100)/12=0.0125=1.25%
Answer:
7 : 36
Step-by-step explanation:
Nick drew a drawing of a hotel on a certain scale. The scale he used was 7 inches = 3 feet.
Now, 3 feet is equivalent to (3 × 12) = 36 inches.
Therefore, the scale of the drawing that he had used will be 7 inches to 36 inches.
Hence, the scale of the drawing will be 7 : 36 (Answer)
Answer:
? = 1.40
Step-by-step explanation:
tan 35= x/2
x = 2 tan 35 = 1.40