Quiz!

Note :
Hello guys iam back :"

3(10x-y)-5(x-y^2) need this solved asap

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg