2points
which shows the equation below written in standard form?
9 - 7x = (4x-3)2 + 5
o a. 16x2 - 17x- 5 = 0
o b. 16x2-31x+ 5 = 0
o c. 16x2 - 31x- 5 = 0
o d. 16x2 - 17x+ 5 = 0

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

What ratio is proportional to 18/21

An architect builds a model of a park in the shape of a rectangle. the model is 40.64 centimeters long and 66.04 centimeters wide. one inch equals 2.54 centimeters. use the ratio table to find the ratio of the length to the sum of the length and width in inches and in simplest form. length 40.64 width 66.04 a. 8: 21 b. 13: 21 c. 21: 13 d. 21: 8