sophiaa23
23.10.2020 •
Mathematics
-2x + 5 = -9 whats x ??
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Ответ:
x = 7
Step-by-step explanation:
Subtract 5 from each side, so it now looks like this: -2x = -14Divided each side by -2 to cancel out the -2 next to x. It should now look like this: x = 7I hope this helps!
Ответ:
2
Step-by-step explanation:
120 divided by 60 = 2. The length of the box is 2 inches. This can be proven through substitution: 120 = 6 x 10 x 2.