TAREA Nº 11 ECUACIONES DE PRIMER GRADO CON UNA INCÓGNITA HALLAR EL CONJUNTO SOLUCIÓN DE LAS ECUACIONES

1) xx= 2

2) x + 1 = 0

3) 2x - 7 = 5x + 2

4) 5x - 2x + 1 = x - 11

5) x+ 2x - 2 = 3x - 2

6) 6x +7- 2x = - x -

7)-9-7x 6- 2x - 10

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.