The answer is -5
Explanation:
-6 + 3 x 4 -11=
-6 + 12 -11=
+ 6 -11 = -5
Use the lengths of corresponding sides
so answer is 16:40 which simplifies to 2:5.
Answer:
Step-by-step explanation:
x²- y² = (x+y) (x-y)
x² + xy = x(x+y)
x² + 2xy + y² = (x+y) (x+y)
Answer: 3.4
The total number of lessons to teach is 6*8.5 = 51 lessons.
15x = 51
X=3.4