Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason.(z5)9 as 45z
What will be an ideal response?
| (z5)9 = z(5?9) | Using the associative law |
= 45z Using the commutative law
Mathematics
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Provide an appropriate response.Square the number 25.
A. 50 B. 5 C. 625 D. 15,625
Mathematics
Provide an appropriate response.Solve the system of equations using the substitution method:2x + 3y = 13x - 4y = 27
A. x = 5, y = -3
B. inconsistent; no solution
C. x = -3, y = 5
D. x = -41
, y = 28
Mathematics
Factor out the polynomial GCF.r(s - 1) + 9(s - 1)
A. r(s - 1) + 9 B. 9r(s - 1) C. (r - 9)(s + 1) D. (r + 9)(s - 1)
Mathematics
Write the fraction or mixed number as a percent.
A. 6% B. 12% C. 12.25% D. 6.25%
Mathematics