Mathematics: Asystem of equations is shown below: equation a: 4c = d − 8 equation b: c = 5d + 8 which of the following steps should be performed to eliminate variable d first? a. multiply equation b by 4 b. multiply equation a by -5 c. multiply equation a by 4 d. multiply equation b by 5

Asystem of equations is shown below: equation a:

Ответ:

Reijected

01.06.2020

Equation A: 4c = d − 8
Equation B: c = 5d + 8

Multiply Equation A by -5:
Equation A: - 20c = -5d + 40

Equation (1) + (2) :
-19c = 48

B. Multiply equation A by -5

0,0(0 оценок)

Ответ:

brainlazslxmfsjakzfn

12.11.2020

Mathematics

$\sqrt2a^{2}$ is the correct answer
Or A

0,0(0 оценок)

Ask your question to the AI advisor

Ai-bot is an expert in any field and is the perfect companion for reliable and useful answers and advice on a variety of topics, including science, history, technology, art, sports, health, culture and more.

Ask your question

Asystem of equations is shown below: equation a: 4c = d − 8 equation b: c = 5d + 8 which of the following steps should be performed to eliminate variable d first? a. multiply equation b by 4 b. multiply equation a by -5 c. multiply equation a by 4 d. multiply equation b by 5

Ответ:

Ответ:

Ask your question to the AI advisor

More tips

Answers on questions: Mathematics

Ask an AI advisor a question