k = - 12 Step-by-step explanation:(5)³ - 7(5) + k = 78 125 - 35 + k = 78 k = - 12...

Mathematics, 25.01.2021 01:40, bm42400

Need help with this.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, drelisech6467

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Answers: 1

continue

Mathematics, 21.06.2019 18:40, ferny5106

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form: science fiction books to history books 2. write the ratios as fractions: dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Answers: 1

continue

Mathematics, 21.06.2019 20:30, elenaabad18

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries

Answers: 2

continue

Mathematics, 21.06.2019 22:30, lauren21bunch

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

Answers: 2

continue

Do you know the correct answer?

Need help with this.
...