Mathematics, 12.12.2021 21:20 Natspams9143
Alvin is 9 years older than Elga. The sum of their ages is 81. What is Elga's age?
Answers: 1
Mathematics, 21.06.2019 16:00
The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?
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Mathematics, 21.06.2019 18:00
What is the equation of this graphed line? enter your answer in slope-intercept form in the box.
Answers: 2
Mathematics, 22.06.2019 00:30
Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.
Answers: 3
Mathematics, 22.06.2019 00:40
The formula for the volume of a right square pyramid is given below, where a is the side length of the base and h is the height.
Answers: 1
Alvin is 9 years older than Elga. The sum of their ages is 81. What is Elga's age?...
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