Perform the indicated operation.(5x9 + 5x7 - 9x3 + 8) - (10x9 - 10x4 + 4x3 - 12)
A. -5x9 + 5x7 + 10x4 - 13x3 + 20
B. 5x9 + 5x7 - 10x4 - 13x3 + 20
C. 5x9 + 5x7 + 10x4 - 13x3 + 20
D. -5x9 + 5x7 - 10x4 - 13x3 + 20
Answer: A
Mathematics
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- 
= 3
A. {2} B. {-2} C. {2, 38} D. {3, 8}
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Write the following statement as an equation, and then solve it.
Eleven more than twice a number is 29. Find the number.
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Identify the terms in the given expression.6 - 7a + 9b
A. 6, -7, a, 9, b B. 6, -7a, 9b C. -7, 9b D. 6, 7a, 9b
Mathematics