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uysha [10]
3 years ago
12

Can u guys answer these last 4 questions for me w/ work shown and also label the ones u guys did so I won’t get them mixed up

Mathematics
1 answer:
bagirrra123 [75]3 years ago
4 0

Answer:

it's simple substitution

Step-by-step explanation:

1. (7)(2)/2= 14/2=7

2. (5)-(8)/4=

3. (6)-(1)+6=11

4. (19)+(1)^3=21

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HELP
Sonbull [250]

Answer:

A. 121 ⇒ III. 11

B. 64 ⇒ II. 4 and IV. 8

C. 27 ⇒ I. 3

D. 125 ⇒ V. 5

E. 16 ⇒ II. 4

Step-by-step explanation:

Let us find the correct answer

∵ 121 = 11 × 11

∴ The square root 121 is 11

∴ A. 121 ⇒ III. 11

∵ 64 = 8 × 8

∴ The square root of 64 is 8

∵ 64 = 4 × 4 × 4

∴ The cube root of 64 is 4

∴ B. 64 ⇒ II. 4 and IV. 8

∵ 27 = 3 × 3 × 3

∴ The cube root of 27 is 3

∴ C. 27 ⇒ I. 3

∵ 125 = 5 × 5 × 5

∴ The cube root of 125 is 5

∴ D. 125 ⇒ V. 5

∵ 16 = 4 × 4

∴ The square root of 16 is 4

∴ E. 16 ⇒ II. 4

5 0
3 years ago
What is 67/7 as mixed number
monitta

Answer:

9 4/7

Step-by-step explanation:

First, we need to make as many 7s as possible. If we do 67/7, we will get 9...... so our whole number is 9. If we do 7 x 9, we get 63 and if we subtract 63 from 67, we are left with 4. All in all, we will get 9 4/7!

6 0
4 years ago
THIS IS SO IMPORTANT PLZ HELP
Varvara68 [4.7K]

Step-by-step explanation:

{b}^{2}  - 12a

where

a =  \frac{1}{4}  \\  \\ b = 8

{8}^{2}  - 12 \times  \frac{1}{4}  \\  \\ 64 - 3  \times 1 = 64 - 3 = 61

6 0
3 years ago
Read 2 more answers
A manicure costs $18. You want to tip
Troyanec [42]

Answer:

You would be able to pay for the tip, but taxes depend on where you are from. If you know the tax percentage, just do what I did but with the tax; all though I think its not enough because its pretty close to 22$.

Step-by-step explanation:

18 * 1.20 = 21.6$

7 0
3 years ago
X(b+c)+3b+3c write the expression as a product of polynomials:
kolbaska11 [484]

Answer:

look at the picture above shown

5 0
4 years ago
Read 2 more answers
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