8n - 15 = 57 (add 15 to both sides)8n - 15 + 15 = 57 + 158n = 72 (divide both sides by 8)8n/8 = 72/8n = 9
She is currently 15. The way to work it out is... divide 57 by 3 (giving 19), then subtract 4.
7.125
Here, you divide by 100 and multiply by 85. This gives 57.43
3.8
8n - 15 = 57 (add 15 to both sides)8n - 15 + 15 = 57 + 158n = 72 (divide both sides by 8)8n/8 = 72/8n = 9
7.125
57 can be divided by: 1 3 19 and 57.
57 can be divided by: 1, 3, 19, 57.
She is currently 15. The way to work it out is... divide 57 by 3 (giving 19), then subtract 4.
Here, you divide by 100 and multiply by 85. This gives 57.43
57 is 380% of 15.
3.8
The simplest way is to divide it by 1. 57 = 57/1.
15.0526
0.57
The GCF is 3.