A student solved the given equation and justified every step expect one. what is the missing reasons?

Simplify 7m - 11n - n + 5m. 12m - 12n 12m - 11 12m2 - 12n2 mn

How many different ways could seven birds perch around a circular bird bath? A) 5,040. B) 4,320. C) 721

The school band will sell whole pizzas to raise money for new uniforms. The supplier charges $100 plus $4 for each whole pizza. The band members sell whole pizzas for $7 each.

2x + 3y = 8 3x + y = 5

A small airplane can carry less than 1,050 pounds of luggage and mail. The mail for the day weighs 490 pounds. If each passenger brings 70 pounds of luggage, what is the greatest possible number of passengers that can be taken?

The Sum of a number and 5 times the number is 18. Find the number

Which net matches the figure? a triangular prism a net of a square and four triangles a net of three rectangles and two triangles a net of four triangles a net of a hexagon and six triangles

A number cube lands showing an odd number it is rolled a second time and lands showing 6

write five pairs of integers (a, b) such that a divided / b is equal to 2 is is equal to - 3 one such pair is is 6 and - 2 because 6 divided by minus 2 is equal to minus 3

How do you write 21/7 as a whole number