33x-15x+9x+7=88(19x-6x+5)*6=420

Question

33x-15x+9x+7=88

(19x-6x+5)*6=420

Comments

28-24x+9x+5=023-15x=0-15x=-23X=23/15

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13х+5=420:613х=70-5х=65:13х=5

Answer 1

1)33x-15x+9x+7=88
27x=81
x=3

2)(19x-6x+5)*6=420
(13x+5)*6=420
78x+30=420
78x=390
x=5