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Leno4ka [110]
2 years ago
15

Can someone help me with this? Please and thank you! :)

Mathematics
2 answers:
Sindrei [870]2 years ago
8 0

Answer:

7 families

Step-by-step explanation:

xnnhcnhffnhdbhdgndnydyndn

Molodets [167]2 years ago
4 0

Answer:7 familes

21 divided by 3=7

Step-by-step explanation:

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ikadub [295]

Answer:

\mathrm{The\:solutions\:to\:the\:system\:of\:equations\:are:x=-2,\:y=2}

Step-by-step explanation:

\begin{bmatrix}-7x-6y=2\\ 7x+4y=-6\end{bmatrix}

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\mathrm{Substitute\:}y=2

x=-\frac{2+6\cdot \:2}{7}\\\\x=-2

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