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Could someone tell me the answers to 19,20 please

Could someone tell me the answers to 19,20 please-example-1
User Thepeer
by
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1 Answer

3 votes

Answer:

Explanation:

SORRY ABOUT THE REST OF THE WORKSHEET, THEY ARE SUPPOSED TO ADD UP TO 180 not 90

19.

8x - 16 = 6x + 20

2x = 36

x = 18

M = 8(18) - 16 = 128

N = 128

O = 52

P = 52

20.

21x - 9 = 180

21x = 189

x = 9

W = 110

X = 110

Y = 70

Z = 70

User Lucaboni
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