Sagot :
Answer:
1.) x=4
2.) The numbers are 65 and 23
3.) x=25
para sa 4 and 5, hindi ko masagutan, nalito na kasi ako, pasensya
Step-by-step explanation:
3x+7=19
3x=12
x=12/3
x=4
x-42+x=88
2x-42=88
2x=130
x=130/2
x=65
x-42=65-42=23
x+x+1+x+2=78
3x+3=78
3x=75
x=75/3
x=25
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