How do math problem? Help!?
How do this problem..
2x-21/30 = 7/42
Someone please explain how to do the problem not just give an answer..thanks!
How do this problem..
2x-21/30 = 7/42
Someone please explain how to do the problem not just give an answer..thanks!
Ng
Favorite Answer
2x - 21/30 = 7/42
Find the common denominator
2x = 70/420 + 294/420
2x = 364/420
x = 364/420 divided by 2
x = 364/420 x 1/2
x = 364/840
x = 13/30 = 0.4333.