Solve Each Equation 5. -8(5+4x)=-232 6. -84=4(4r+7)

asked Oct 7, 2021 233k views

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Solve Each Equation

5. -8(5+4x)=-232

6. -84=4(4r+7)

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Explanation:

- 8(5 + 4x) = - 232

$- 40 - 32x = - 232 \\ - 32x = - 232 + 40 \\ - 32x = - 192 \\ ( - 32x)/( - 32) = ( - 192)/( - 32) \\ \\ \huge x = 6$

$- 84 = 4(4r + 7) \\ - 84 = 16r + 28 \\ 16r = - 84 - 28 \\ 16r = - 112 \\ (16r)/(16) = - (112)/(16) \\ \\ \huge r = 7$

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