It is: 431+478 = 909
436+523=959
418 + 523 + 12 = 953.
194 + 329 = 523. Found by subtracting 329 from 523. 523 - 329 = 194.
1076
9 + 510 + 4 = 523
83x + 523 is an algebraic expression. Were this expression set to be equal to something, one could then solve this expression for x.
478 = 478
8.337238494
25% of 478= 25% * 478= 0.25 * 478= 119.5
15% of 478= 15% * 478= 0.15 * 478= 71.7
The factors of 478 are: 1, 2, 239, 478