Alyssa has saved 77$ from mowing lawns. she spends 34 on back to school. how much dose she save.

Alyssa has saved $43

Step-by-step explanation:

we know that

To find out how much Alyssa has saved , subtract $34 from $77

so

$77-$34=$43

therefor

Alyssa has saved $43

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step-by-step explanation:

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}