Basic operations and concepts - math word problems - page 129 of 324

Number of problems found: 6465

Conjugate equation
Find the numbers of a and b; if (a - bi) (3 + 5i) is the Conjugate of (-6 - 24i)
Expressions 3
If k(x+6)= 4x² + 20, what is k(10)=?
Intercept with axis
F(x)=log(x+4)-2, what is the x intercept
Unknown number 23
Find 2/3 of the unknown number, which is two-thirds of the 99.
Apples 3
Julka has five apples more than Hugo and four apples less than Annie. Hugo has 17 apples. How many apples have Julka, and how is Annie?
Sequence
Calculate what member of the sequence specified by (5^n-2+15) has value 20.
Solve 16
Solve for the value of the variables x: y:30=3:21
Value of expression
X=2, y=-5, and z=3. What is the value of x-2y?
Reciprocal value
How do I calculate a number x that is nine greater than its reciprocal (1/x)?
Reciprocal equation 2
Solve this equation: x + 5/x - 6 = 4/11
Inverse function
Perform the inverse function from f: y = 4x + 5.
Large family
I have as many brothers as sisters, and each of my brothers has twice as many sisters as brothers. How many children do parents have?
Remainders
It is given a set of numbers { 200; 261; 331; 345; 487; 554 }. Divide these numbers by number 80 and determine a set of remainders. As a result, write the sum of these remainders.
Quiz or test
I have a quiz with 20 questions. Each question has four multiple-choice answers, A, B, C, D. THERE IS NO WAY TO KNOW THE CORRECT ANSWER OF ANY GIVEN QUESTION, but the answers are static, in that if the "correct" answer to ; 1 = C, then it will always be e
1.5 divided
1.5 divided by 1 = w divided by 4
Exponential equation
In the set R, solve the equation: 7^{-5 +19x}=4^{3 -20x}
Three Consecutive Integers Sum
The sum of three consecutive integers equals three times the middle number. Specify these numbers.
Ultra expensive ramps
The village Čakajovce have two-level railway crossings (the ramps), the railway company ZSR decided to replace it. The price for upgrading the two crossings is 302065 Euros. Calculate how we can obtain many houses for 77000 euros at this price. Calculate
Asymptote
What is the vertical asymptote of f(x) = (-2x-8)/(2x+26)
Exponential equation
Solve exponential equation (in real numbers): 2^3x-6=9

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