Step-by-step explanation:
PRIMERO encuentras x
3x + 2y = 56
<u>5x - 2y = 24</u>
8x = 80
x = 80/ 8 = 10
LUEGO PARA ENCONTRAR y TOMAS cualquiera de las dos DE LAS
ECUACIONES Y SUSTITUYES x
3(10) + 2y = 56
30 + 2y = 56
y = 56 - 30/2 = 13
Answer:
30 + 45
Step-by-step explanation:
5(6 + 9) = 5*6 + 5*9 = 30 + 45
Im not sure about this question but- 120% of 800 equals- 15%, so 15% could be the answer
All of the box numbers are decide by the bottom numbers. Ex: 3+4=7, the top box is seven above 3 and 4. So you would add 16 and 17 which is 33. The answer is 33.