Translate the phrase to an algebraic expression. Use n for the variable unless otherwise stated.four times the sum of some number and ten
A. 4n - 10
B. 4(n + 10)
C. 4(n - 10)
D. 4n + 10
Answer: B
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Write the word statement as an equation. Use x to represent the unknown number. Do not solve.Five times the sum of a number and 30 decreased by 9 is the same as the difference of six times the number and 15.
A. (5x + 30) - 9 = 6x - 15 B. (5x + 30) - 9 = 15 - 6x C. 5(x + 30) - 9 = 6(x - 15) D. 5(x + 30) - 9 = 6x - 15
Solve the problem.The temperature at 2 p.m. on October 30 was -14 degrees Fahrenheit. By 11 p.m. the temperature had risen 16 degrees. What is the temperature at 11 p.m? Represent the answer as an integer.
A. -2°F B. 2°F C. -30°F D. 30°F
Factor completely. If the polynomial is prime, so state.10y2 + 45y - 25
A. 5(2y - 1)(y + 5) B. (10y - 5)(y + 5) C. 5(2y + 1)(y - 5) D. prime
Solve the problem.The bank's temperature display shows that it is 36° Celsius. What is the temperature in Fahrenheit?
A. 2.2° B. 37.8° C. 96.8° D. 122.4°