Translate the sentence into an equation. Use x to represent the unknown number. A number increased by 11 equals 30.
A. 11x = 30
B. x + 11 = 30
C. x + 30 = 11
D. 30x = 11
Answer: B
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Decide whether the ordered pair is a solution of the given system.(-3, -5)x + y = -8x - y = 2
A. Yes B. No
Type A liquid containing 22.00% chlorine is mixed with type B liquid containing 11% chlorine to fill a 409 gallon container. The resulting liquid is to contain 15% chlorine. ? A: If we use ?a gallons of type A liquid and ?b gallons of type B liquid, write a system of two equations that determine the amounts of each that go into the mixture. Round your answers to two decimal places, if necessary.B: How much of each liquid type goes into the mixture? Round your answers to two decimal places, if necessary.
What will be an ideal response?
Use the Rule of 78 to find the payoff amount for the loan paid in full before the date of maturity.Finance charge: $5087Total number of payments: 116Amount per payment: $365Remaining number of payments, when paid in full: 8
A. $3264.01 B. $2893.01 C. $2899.01 D. $3258.01
Use properties of exponents to simplify the expression. Express answers in exponential form with positive exponents only. Assume that any variables in denominators are not equal to zero.(-2x4y-4)(-5x4y2)
A. 
B. 10x6y8
C. 10xy8
D. 