HELP FAST!!!!!!!!!! Find the percent of increase from 210 to 260. Round to the nearest tenth of a percent if necessary.

x - the percent of increase [latex]210+210x=260 \\ 210x=260-210 \\ 210x=50 \\ x=\frac{50}{210} \\ x \approx 0.238 \\ x \approx 23.8\%[/latex] The percent of increase is approximately 23.8%.