Mathematics, 16.10.2020 20:01 guendyg04

Which equation could be used to solve the following problem? The sum of 4 times a number and 7 is 31. Find the number.
F 4(n + 7) = 31
H 4n = 7 +31
G 4n - 7 = 31 J 4n + 7 = 31

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:30, nini261

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Answers: 2

continue

Mathematics, 21.06.2019 17:00, lefarrioe8621

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Answers: 2

continue

Mathematics, 22.06.2019 00:30, yokis2710

In september, louise planted a tree. every month, the tree louise planted grew 2 inches. what would the constant of proportionality of the line be?

Answers: 3

continue

Mathematics, 22.06.2019 04:40, chl75

The discrete random variables x and y take integer values with joint probability distribution given by f (x, y) = a(y−x+1) 0 ≤ x ≤ y ≤ 2 or =0 otherwise, where a is a constant. 1 tabulate the distribution and show that a = 0.1.2 find the marginal distributions of x and y. 3 calculate cov(x, y).4 state, giving a reason, whether x and y are independent. 5 calculate e(y|x = 1).

Answers: 2

continue

You know the right answer?

Which equation could be used to solve the following problem? The sum of 4 times a number and 7 is 3...