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jjprincess:
What is the sum of (–2.1x 3.7) and (5 4.9x)?
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jjprincess:
someone help please
jjprincess:
someone help please
Olivia16:
When you use sum you add -2.1x + 3.7 + 5 + 4.9x. Now you add the variables and the constants -2.1x + 4.9x = 2.8x 3.7 + 5 = 8.7
jjprincess:
not understanding
Olivia16:
Ok so look at your equation the SUM of, so your adding..-2.1x + 4.9x = 2.8x 3.7 + 5 = 8.7 so it would be 2.8x+8.7
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jjprincess:
thank you
jjprincess:
that was very helpful
Olivia16:
Anytime:)
Olivia16:
Anytime:)
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