Question

if y=2 z=4 find the value of x
7x+4yz+7xy+4x3=160​

Answer 1

Answer:

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Step-by-step explanation:

STEP

1

:

Equation at the end of step 1

(0-((7•(x4))•y))-(0-7xy4)

STEP

2

:

Equation at the end of step

2

:

(0 - (7x4 • y)) - -7xy4

STEP

3

:

STEP

4

:

Pulling out like terms

7xy4 - 7x4y = -7xy • (x3 - y3)

Answer 2

Answer:

PUT THE VALUE OF Y AND Z

7x +4yz+7xy+4×3=160

7x+4×2×4+7×x×2+4×3=160

7x+32+14x+12=160

7x+14x=160-44

21x=116

x = 116/21

x= 5

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