4(5x-4) + 3(2x-1) = 7 solve and check
Answers
Answered by
3
Step-by-step explanation:
4(5x-4) + 3(2x-1) = 7
20x-16+6x-3=7
26x-19=7
26x=7+19
26x=26
x=26/26
x=1
Check:
4(5(1)-4)+3(2(1)-1)=7
4(5-4)+3(2-1)=7
4(1)+3(1)=7
4+3=7
7=7
Answered by
1
Answer:
4 ( 5x - 4 ) + 3 ( 2x - 1 ) = 7
20 x - 16 + 6 x - 3 = 7
20x + 6 x -16 -3 = 7
26 x - 19 = 7
26x = 7 + 19
26x = 26
x = 26 / 26
x = 1
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