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Solve the equations and match them with their solutions. 1. 3(5 − 2x) = −2(6 – 3x) − 10x x = 13.5 2. x = -260 3. 115 = 20 + 2.5x x = - 4. 0.7x − 0.2 = 8.3x + 7.2 x = 38

Respuesta :

mergl
1.)3(5-2x)=-2(6-3x)-10x
15-6x=-12+6x-10x
15+12=-4x+6x
27=2x
x=13.5
2.)115=20+2.5x
115-20=2.5x
95=2.5x
x=38
3.)0.7x-0.2=8.3x+7.2
-0.2-7.2=8.3x-0.7x
-7.4=7.6x
x=-37/38

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