Add or subtract as indicated.
+ 
A.
B.
C.
D.
Answer: B
Mathematics
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Simplify.
A. 25
B. 5
C. 10
D.
Mathematics
Solve and graph the solutions. < 7
A.
B.
C.
D.
Mathematics
Graph the linear equation using intercepts.y = x - 5
A.
B.
C.
D.
Mathematics
Solve the system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
A. inconsistent
B. x = 2, y = - ;
C. x = , y = -
;
D. x = - 14, y = ;
Mathematics