HOW DO I CALCULATE THIS ????
78 X 89 = 78 X 100 - 78 X _____+78 X 5
PLEASE GIVE ME THE ANSWER WITH THE STEPS.


THANKING YOU
SHRIYA

1
X is a variable or is it multiplication sign
MULTIPLICATION SIGN
please reply
sorry...... my mistake in typing the question the actual question is the above question (which i edited)
ohk

Answers

2015-09-15T15:53:50+05:30
6942 = 7800 - 78a + * 5
7800 - 78a = 6942 / 5
7800 - 78a = 1388.4
7800 - 1388.4 = 78a
6411.6 = 78a 
a = 6411.6 / 78
a = 82.2

78 X 89 = 78 X 100 - 78 X 82.2+78 X 5 


0
i think its wrong there is some error