Which expressions are equivalent?
a.3x + 5x and 8x
b.3(x + 4) and 3x + 12
<...
Mathematics, 21.12.2019 03:31 Reebear8372
Which expressions are equivalent?
a.3x + 5x and 8x
b.3(x + 4) and 3x + 12
a + b + a and 2a + b
m − n and − n + m
18x + 2y and 15x + 3x + 2x
3a + 4a − 10 and 17a
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 13:00
∆abc is reflected across the x-axis and translated 2 units up to give the image ∆a'b'c' with coordinates a'(1, 1), b'(2, -1), c'(2, 1). what are the coordinates of the preimage ∆abc? a. a(-1, 1), b(-2, 3), c(-2, 1) b. a(1, 1), b(2, 3), c(2, 1) c. a(1, -3), b(2, -1), c(2, -3) d. a(1, -3), b(2, -5), c(2, -3)
Answers: 2
Mathematics, 21.06.2019 19:00
How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution
Answers: 2
Mathematics, 22.06.2019 00:00
The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.
Answers: 2
Mathematics, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
You know the right answer?
Questions
Chemistry, 02.12.2019 19:31
English, 02.12.2019 19:31
Mathematics, 02.12.2019 19:31
Mathematics, 02.12.2019 19:31
