Use a sum or difference identity to find the exact value.
A. -2
B. - 
C. - 
D. - 
Answer: B
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Solve the problem by writing and using a system of linear equations.A national wildlife refuge in Michigan has 122 thousand more trees than a national wildlife refuge in Ohio. The total number of trees for both is 330 thousand. Find the number of trees for each.
A. Ohio: 54 thousand trees Michigan: 176 thousand trees B. Ohio: 104 thousand trees Michigan: 226 thousand trees C. Ohio: 122 thousand trees Michigan: 244 thousand trees D. Ohio: 122 thousand trees Michigan: 208 thousand trees
Determine the number by which both sides of the equation must be multiplied or divided, as specified, to obtain just x on the left side.-x = 0.41; multiplied
A. 
B. -1
C. -0.41
D. 0.41
Add the numbers.7311 + 547 + 84 + 3569
A. 11,511 B. 11,401 C. 10,501 D. 10,411
Solve the equation.- 
y = 7
A. y = -56
B. y = - 
C. y = -63
D. y = - 