IXL | Find a value using two-variable equations: word problems

This equation shows how the amount of dough Zach has prepared is related to the number of hours he has spent working at the bakery.

d = 6h

The variable h represents the number of hours worked, and the variable d represents the amount of dough prepared. How much dough did Zach prepare if he worked for 2 hours?

kilograms

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question

This equation shows how the number of pies Santiago can bake is related to the number of additional cups of sugar he buys.

p = s + 6

The variable s represents the number of additional cups of sugar Santiago buys, and the variable p represents the total number of pies he can bake. With 11 additional cups of sugar, how many total pies can Santiago bake?

pies

solution

Santiago buys 11 additional cups of sugar. Plug in s = 11.

s + 6

Plug in s = 11

11 + 6

Plug in s = 11

Add

With 11 additional cups of sugar, Santiago can bake a total of 17 pies.

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