Question

Please answer that question i need you guys help on this ngl

Answer 1

2800

Explanation:

x = number of people who work at the company

x - 0.70x = 840

0.30x = 840

x = 840/0.30 = 2800

or,

x - 840 = 0.70x

-840 = -0.30x

x = -840/-0.30 = 2800