3x(3x)+3x⋅−4−4(3x)− 4⋅−4 3 x (3 x) + 3 x ⋅ - 4 - 4 (3 x) - 4 ⋅ - 4. Simplify and combine like terms. Tap for more steps... 9x2 − 24x+16 9 x 2 - 24 x + 16. Free math problem solver answers your …

You need to find out what x equals if you have a problem like 7x-10=3x+6. This kind of equation is called a linear equation, and it usually has just one variable. This article will walk you through …

Rewrite the expression with combined terms. Simplify 4x+5−2x+3. Combine the like terms (4x and −2x): 4x−2x=2x. Combine constants (5 and 3; 5 + 3 = 8).

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2015年8月23日 · (3x +4)2 = (3x +4) ⋅ (3x +4)