Mark makes a pattern that starts with 5 and uses the rule “subtract 1, and then multiply by 3.” Which expression can be used to find the third number in Mark’s pattern? A. 5−1⋅3−1⋅3

B. 3(5−1)+3(5−1)

C. 3[3(5)−1]

D. 3[3(5−1)−1]

Choose one correct answer.

arrange the equations with like terms in columns.

analyze the coefficients of x or y.

add the equations and solve for the remaining variable.

substitute the value into either equation and solve.

check the solution.

step-by-step explanation:

the correct answer is 1: 2

step-by-step explanation:

hope this your welcome : )

i think it would be c

mark brainliest if im right

step-by-step explanation:

it is 28 degrees colder in detroit than philadelphia.

step-by-step explanation:

what number adds to 21

-7 + ? = 21

-7 + 28 = 21

hope it