Answer:
600 pieces
Step-by-step explanation:
pieces/ time(min) = (395-275) / (22-10) = 120/ 12 = 10
10= x (pieces) / 60(min) => x = 60×10 => x = 600 pieces
<span><span><span><span><span><span><span><span><span><span><span>2<span>y2</span></span>−<span>7y</span></span>−<span><span><span>153</span></span><span>y2</span></span></span>−<span>8y</span></span>−<span>29<span>y2</span></span></span>−<span><span><span>14</span></span><span>y2</span></span></span>−<span><span><span>9<span>y2</span></span></span></span></span>+<span>3y</span></span>−<span><span><span>102</span></span><span>y2</span></span></span>−<span>9y</span></span>+9</span><span>=<span><span><span><span><span><span><span><span><span><span>−149</span>4</span></span><span>y4</span></span>−<span>21<span>y3</span></span></span>+<span>9<span>y2</span></span></span>−9</span><span>y2</span></span></span></span></span><span>=<span><span><span><span><span><span><span>−<span>149<span>y4</span></span></span>−<span>84<span>y3</span></span></span>+<span>36<span>y2</span></span></span>−36</span><span><span>4y</span>y</span></span></span></span></span><span>=<span><span><span><span><span><span>−<span>149<span>y4</span></span></span>−<span>84<span>y3</span></span></span>+<span>36<span>y2</span></span></span>−36</span><span>4<span>y<span>2</span></span></span></span></span></span>