Simply. 4m - 5.
3(m-5)+m
First, use distributive property
3m-15+ m
Combine like terms
3m + m
The answer
4m - 15
Answer:
She is given $205 and spends $57.
She earns $580 and spends $422.
She is given $38 and earns $42.
She earns $56 and is given $59.
Step-by-step explanation:
You just have to do the math.
60-12-18-2-8=20
=48-18-2-8
=30-2-8
=28-8
=20
So, 20 students don't take either of these subjects.
Answer:
Pears: 30
Step-by-step explanation:
Constant:
3x + 5x + 2x = 150
10x = 150
x = 15
Multiply ratio with constant from above:
oranges : apples
3 * 15 : 5 * 15
45 : 75 ==> 45 oranges: 75 apples
pears : apples
2 * 15 : 5 * 15
30 : 75 ==> 30 pears: 75 apples
Check:
45 oranges + 75 apples + 30 pears = 150 fruits
