Answer:
2.4
Step-by-step explanation:
Answer:
Z=BY+R
Step-by-step explanation:
B=z-r/y
separate Z by it's self. Z= B * Y
Z =BY+R
Simple easy stuff should have no problems. I would love some more math like this bring it. C:
For this case you can solve the problem by applying a simple rule of three in which we have
520 ---> 100%
800 ---> x
Clearing x we have
x = (800/520) * 100 = 154%
the percentage increase in cost was
154-100 = 54%
answer
the percentage increase in cost was 54%
Answer:
x = 4
Step-by-step explanation:
6x - 9 = 15
6x - 9 + 9 = 15 + 9
6x = 24
6x / 6 = 24 / 6
x = 4
Well i have to say is that PEMDAS exponents first. Hope this helps.