IM 7.5.3 Practice: Changing Elevation

What is the final elevation if

A bird starts at 20 m and changes 16 m?

A butterfly starts at 20 m and changes -16 m?

A diver starts at 5 m and changes -16 m?

A whale starts at -9 m and changes 11 m?

A fish starts at -9 meters and changes -11 meters?

One of the particles in an atom is called an electron. It has a charge of -1. Moreover, there is a proton with a charge of +1. The charge of an atom is the sum of the charges of the electrons and the protons. Complete the table.

Add.

[math]14.7+28.9[/math]

[math]-9.2+4.4[/math]

[math]-81.4+\left(-12\right)[/math]

[math]51.8+\left(-0.8\right)[/math]

Last week, the price, in dollars, of a gallon of gasoline was [math]g[/math]. This week, the price of gasoline per gallon increased by 5%. Which expressions represent this week's price, in dollars, of a gallon of gasoline? Select [b]all[/b] that apply.

[math]\left(1+0.05\right)g[/math] [math]1.05g[/math] [math]g+0.05[/math] [math]g+0.05g[/math] [math]0.05g[/math]

Decide whether the table could represent a proportional relationship. If the relationship could be proportional, what would be the constant of proportionality?

Annie’s Attic is giving away $5 off coupons.

Bettie's Boutique is having a 20% off sale.

IM 7.5.3 Practice: Changing Elevation

What is the final elevation if

One of the particles in an atom is called an electron. It has a charge of -1. Moreover, there is a proton with a charge of +1. The charge of an atom is the sum of the charges of the electrons and the protons. Complete the table.

Add.

Decide whether the table could represent a proportional relationship. If the relationship could be proportional, what would be the constant of proportionality?

Information: IM 7.5.3 Practice: Changing Elevation