Which of the following represents 84 = 7 × 12?
a.
84 is 7 times as many as 12
b.
12 is 7 times as many as 84
c.
84 is 6 times as many as 14
d.
7 is 12 times as many as 84

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

What is the value of x when x + 7 = 21?