1. Suatu pengrajin kulit membuat dua barang yaitu sepatu dan tas. Untuk membuat barang tersebut memerlukan bahan kulit dan karet. Tidak kurang dari 12 kg bahan kulit diperlukan untuk 2 kg
sepasang sepatu dan 3 kg untuk sebuah tas. Sedangkan paling banyak 8 kg bahan karet diperlukan
untuk 4 kg sepasang sepatu dan 2 kg sebuah tas. Jika sepasang sepatu dimisalkan x dan sebuah tas
dimisalkany, maka model matematikanya dan keuntungan maksimum nya adalah

tolong di sertakan Cara ​

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!