Evaluate the expression below for s=4 and t=7
3st² - s²
for s=4 and t=7, 3st² - s² =
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Simonne used the following steps to simplify the given expression. 12-3(-2x+4) step 1: 12+(-)+(-3)(4) step 2: 12+6x+(-12) step 3: 12+(-12)+6x step 4: 0+6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? •identity property of addition •inverse property of addition •associative property of addition •commutative property of addition

Jan is making cakes for her party. five cakes will serve 45? people. how many cakes will she need for 72people? what is the unit rate? graph your data.

Mika can eat 2121 hot dogs in 66 minutes. she wants to know how many minutes (m)(m) it would take her to eat 3535 hot dogs if she can keep up the same pace. how many minutes would mika need to eat 3535 hot dogs?