Answer:
6 men finish a piece of work in 8 days
1 men finish a piece of work in 8*6 days
4men will finish a piece of work in 48/4
days
..
which is equal to 12 days
Let
then you will have a^2-12a+36=0 and then you can just factor to find a
Answer:
9:23 simple
Step-by-step explanation:
Answer:
y
Step-by-step explanation:
First you would find y because two or more of the numbers have it. Then you would be able to solve for x
Answer:
68°
Step-by-step explanation:
ABD is a right angle and the measure of it is 90°
m<CBD + m<ABC = m<ABD
4x + 52° + 8x - 10 = 90° add like terms
12x + 42° = 90°
12x = 48°
x = 4
m<CBD is 4x + 52° replace x with 4
4×4 + 52 = 68°
