Solve the equation.(r + 6) = (r + 8)

A. 1
B. 2
C. -2
D. -1


Answer: D

Mathematics

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Find two consecutive whole numbers such that six times the smaller number plus the larger number equals 43.

A. 7 and 8 B. 6 and 7 C. 5 and 6 D. 4 and 5

Mathematics

Evaluate the integral.

A.
B. ?
C. ?
D. ?

Mathematics

Use the given vectors to find the value of the indicated scalar.u = 13i + 15j and v = 9i - 12j; Find u ? v.

A. 117 B. -63 C. 297 D. -180

Mathematics

Write the division problem using two other symbols.

A. 18 ÷ 6 = 3 = 3
B.  = 186 ÷ 3 = 18
C. 6 × 3 = 18
D. 18 ÷ 3 = 6 = 6

Mathematics