3 years ago

How do you solve -60 =5(2x+10)

1 answer:

3 0

You would have to do distribution you would do 5(2x) which would give you 10 and 5(10) which gives you 50 so your equation would be -60=10x+50 then you would subtract 50 from both sides which would give you -110 your equation would be -110=10x divided 10 on both sides and your answer would be x=-11

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8. Find the volume of the sphere shown below. Leave your answer in terms pi r = 6

Ket [755]

Step-by-step explanation:

$V = \frac{4}{3} \pi {r}^{3}$

$V = \frac{4}{3} \pi \times 6 \times 6 \times 6$

$V = 4\pi \times 2 \times 6 \times 6 = 288\pi$

7 0

3 years ago

Evaluate (-3) to the power of 4

Alexxx [7]

Answer:

-81

Step-by-step explanation:

Write it out, so it's more clear: $-3^{4}$
Because the base number of the equation (-3) is a negative, we know the answer will be a negative
Multiply -3 by itself 4 times: -3 × 3 × 3 × 3
-3 × 3 × 3 × 3 = -81