Abdul has 23 shirts to fold let n be the number of shirts he will have left to fold after folding f of them write an equation relating n to f then use this equation to find the number of shirts he would have left to fold after folding 20 of them

Equation:
Number left to fold after folding 20 of them_______ shirts

n = 23 - f

Number left to fold after folding 20 of them = n = 23 - 20 = 3 shirts