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Choose the word or phrase that best completes each sentence.
Merchants developed
v to track spending and sales.
Mathematicians created
so that calculations could be understood.
People began to use a v to show an unknown number in an equation.

Respuesta :

Cxmix

Answer:

Merchants developed methods to track spending and sales.

Mathematicians created symbols so that calculations could be understood.

People began to use a letter to show an unknown number in an equation.

Edge 2021

Reannev3

Answer:

Choose the word or phrase that best completes each sentence.

Merchants developed

✔ methods

to track spending and sales.

Mathematicians created

✔ symbols

so that calculations could be understood.

People began to use a

✔ letter

to show an unknown number in an equation.Explanation:

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