25x+3x+21 = 32+51+9
Collect all like terms together and notice the change from +21 to -21, this is done in order to keep the equation in balance.
25x+3X = 32+51+9-21
28x = 71
Divide both sides of the equation by 28 to find the value of x:
x = 71/28 or 2 and 15/28
x = 2.535714286 as a decimal
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32 plus 16 equals 48.
-14
3^(2) + x = 25 9 + x = 25 x = 25 - 9 x = 16
-47
first add 12 plus 12 equals 24, then add 4 plus 4 and that equals 8. 24 plus 8 equals 32. 12 + 12 = 24 4 +4 =8 24 + 8 =32