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2(x+1+2x-5) = 46
3x-4 = 46/2
3x-4 = 23
3x = 27
x = 9
Panjang = x+1 = 9+1 = 10cm
Lebar = 2x-5 = 2(9)-5 = 18-5=13cm
sepertinya ini kebalik panjangnya lebih pendek dri lebar aneh wkwk
tapi nanti hasil luasnya sama kok
Luas = PXL = 10 x 13 = 130cm^2