The sum of angles in a triangle is 180°
40°+(8x+7)°+(9x+16)° = 180°
40 + 8x + 7 + 9x + 16 = 180°
40 + 7 + 16 + 8x + 9x = 180°
63 + 17x = 180°
17x = 180 - 63
17x = 117
x = 117 ÷ 17
x = 6.9 °
400,000,000 + 30,000,000 + 200,000 + 90,000 +100
20 percent of 215000 is 43000
Answer:
98000
Step-by-step explanation:
19950/15 = 1330 tickets sold last year
1330 * 20 = 26,600 <== the school will make $ 26,600