What is the missing reason for line 4 in this proof?

What is b for this equation 4b+5=1+5b

Enter the value for x that makes the equation true 36 (x-5) = 9x-18

Show a way to take apart 7

A square has an area that is less than 100m^2. What is a reasonable range for the graph of the square side? A. 0< y < 100 B. 0< y < 50 C. 0 < y < 25 D. 0 < y< 10

8 m increased by 25%

Angle RSU is complementary to angle UST. Angle QSR is congruent to angle RSU. Which statement is true about angles UST and QSR? They are complementary. They are supplementary. They are congruent. They are obtuse.

You are solving an equation and have simplified each side. You see that there is a term containing the variable on each side, both having a negative coefficient. Explain what you would choose to do and why.

A kite is a rhombus. A) Always true B) Sometimes true C) Never true

Robyn had 8 Apples. She ate 3/8of them. What is the number of apples she ate?

What is the arc length if you have a radius of 4 and an angle of (4*pi) / 3?