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Mars2501 [29]
3 years ago
8

Solve the equation 3 1/3 y + 7 = 19.

Mathematics
1 answer:
Diano4ka-milaya [45]3 years ago
6 0
Y=31/36 calculating by the method subtraction and then cross multiplying
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Simplify 4^9 X 4^3 please (:
Radda [10]

Answer:

4^12

Step-by-step explanation:

4^9 * 4^3

We know that a^b * a^c = a^ (b+c)

4^9 * 4^3

4^(9+3)

4^12

8 0
3 years ago
Read 2 more answers
What is the surface area of the pyramid
Shalnov [3]

Answer:

S= 36.76

Step-by-step explanation:

S = area of base +(base of perimeter*Slant height)*1/2

S = 4*4+((4+4+4)/2)*3.46

S = 16+((12/2)*3.46)

S = 16+6*3.46

S = 16 + 20.76

S = 36.76 cm^2

5 0
3 years ago
Someone please hurry, I have no idea what I am doing
kvv77 [185]

Answer

61.80°

Step-by-step explanation:

use SOHCAHTOA to solve

by using SOH

sin? = 51/55

? = 1÷sin(51/55)

? = 61.80°

7 0
3 years ago
What must be added to 5x²-3x+8to give 7x²-3x+10​
sladkih [1.3K]

Answer:

2x^{2} - 6x + 18

Step-by-step explanation:

7x^{2} -3x+10 - 5x^{2} -3x+8 = 2x^{2} - 6x + 18

5 0
3 years ago
PLEASE HELPP what is the value of x?
natulia [17]

Answer: im not 100% but say 2 over 3 is what then take your answer from 2over3 and divied that by 2.

Step-by-step explanation:

good luke let me know ok.

7 0
3 years ago
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