3/4. Keep change flip. 1/2 x 3/2 = 3/4
100 can go into 750 7.5 times :)
<span>c. 100x^8 because the square root or 10k is 100 and 64 is 8
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3(x-7)+8=-20
Multiply the bracket by 3
(3)(x)(3(-7)+8= -20
3x-21+8= -20
3x-13= -20
Move -13 to the other side. Sign changes from -13 to +13.
3x-13+13= -20+13
3x= -7
Divide by 3
3x/3= -7/3
x= -7/3 or in mixed number : -2 1/3
Answer : x= -7/3 or in mixed number : -2 1/3
