Answer:
you mean like this :))
-5x +7 = Y
Step-by-step explanation:
3x - y = 8x - 7
<=>3x - 8x = y - 7
<=>-5x = y - 7
<=>-5x + 7 = Y
C=2*3.14*7.6
C=47.728
Round.
47.7
Therefore, the circumference is 47.7 m.
![\frac{8*( \frac{c}{c} )- \frac{3}{c} }{2*( \frac{7c}{7c})+ \frac{3}{7c} } \\ \\ \frac{ \frac{8c-3}{c} }{ \frac{14c+3}{7c} } \\ \\ \frac{8c-3}{c} * \frac{7c}{14c+3} \\ \\ = \frac{56c-21}{14c+3}](https://tex.z-dn.net/?f=%20%5Cfrac%7B8%2A%28%20%5Cfrac%7Bc%7D%7Bc%7D%20%29-%20%5Cfrac%7B3%7D%7Bc%7D%20%7D%7B2%2A%28%20%5Cfrac%7B7c%7D%7B7c%7D%29%2B%20%5Cfrac%7B3%7D%7B7c%7D%20%20%7D%20%20%5C%5C%20%20%5C%5C%20%20%5Cfrac%7B%20%5Cfrac%7B8c-3%7D%7Bc%7D%20%7D%7B%20%5Cfrac%7B14c%2B3%7D%7B7c%7D%20%7D%20%20%5C%5C%20%20%5C%5C%20%20%5Cfrac%7B8c-3%7D%7Bc%7D%20%2A%20%5Cfrac%7B7c%7D%7B14c%2B3%7D%20%20%5C%5C%20%20%5C%5C%20%3D%20%20%5Cfrac%7B56c-21%7D%7B14c%2B3%7D%20)
Domain restrictions are what x values make the denominator zero.
a² + 5a - 36 = (a + 9)(a - 4)
a ≠ -9 ; a ≠ 4
Answer:
D
Step-by-step explanation:
Answer:
f(-5) = 4(-5) + 1 = -20 + 1 = -19
f(-1) = 4(-1) + 1 = -4 + 1 = -3
f(2) = 4(2) + 1 = 8 + 1 = 9
f(3) = 4(3) + 1 = 12 + 1 = 13
f(5) = 4(5) + 1 = 20 + 1 = 21