Identify the rules of algebra illustrated from left to right by the following statement.
(z - 7) + 7 = z + (–7 + 7) = z + 0 = z
a. commutative property of addition; additive inverse property; additive identity
property
b. associative property of addition; additive inverse property; additive identity
property
c. commutative property of addition; additive identity property; additive inverse
property
d. associative property of addition; additive identity property; additive inverse
property
b. associative property of addition; additive inverse property; additive identity
property
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Solve the problem.In the figure shown below, A' is the image of A and C' is the image of C under a rotation having a rotocenter located at point 
A. P. B. R. C. Q. D. S. E. none of these
Predict the number of tick marks on the positive x - axis and the positive y-axis.[-350, 360, 5] by [-450, 450, 5]
A. 90; 70 B. 70; 90 C. 90; 72 D. 72; 90
For the demand function given, find the elasticity at the given price and state whether the demand is elastic, inelastic, or whether it has unit elasticity.q = D(x) = 
; x = 3
A. - 4; inelastic
B. 
; inelastic
C. 
; inelastic
D. 
; elastic
Multiply.-0.4 ? (-0.7)
A. -0.3 B. 0.28 C. -1 D. -1.1