Step-by-step explanation:
So, cost of 6.5 kg of apples is Rs. 520 and we need to find cost of one kg apples.
<h2>It can be done just by applying Unitary Method!</h2>
So,
6.5 kg -- Rs. 520
1 kg -- Rs.(520/6.5) = Rs.80
<h3>So, cost of 1 kg apples is Rs.80.</h3>
We will use the distributive property, where
and
.



Therefore, the simplified expression is 4x+40.
Answer:
so if there are 10 female teachers then there are 4 male teachers
Step-by-step explanation:
please mark brainliest
I'm not sure but I hope this helps
4+8x and 4 (2x+1)
4+16 and 4 (4+1)
20 and 4 (5)
20 and 20
Would be x^2-5-6 so the 0s would be (x-6)(x+1) so 6 and -1