5272道题目5525 条题源记录 · 相同内容已合并
一元一次方程与代数求值进阶
For a set of three consecutive integers, the result of subtracting the greatest integer from the sum of the other two integers is 48. What is the value of the greatest of the three integers?
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一元一次方程与代数求值挑战
If \( 9+x=6 \), what is the value of \( −18−2x \) ?
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一元一次方程与代数求值挑战
\( P=N\left(34-C\right) \)
The given equation relates the variables P, N, and C. Which expression represents the value of C for distinct positive values of P and N?
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一元一次方程与代数求值进阶
What value of w is the solution to the equation \( 0.7w-0.57=7(w-0.001) \) ?
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一元一次方程与代数求值挑战
If \( 5(2x+9)=3(2x+9)+74 \) , what is the value of \( 2x+9 \) ?
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一元一次方程与代数求值挑战
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一元一次方程与代数求值挑战
If \( 7\left(x+6\right)=6\left(x+6\right)+68 \), what is the value of \( x+6 \)?
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一元一次方程与代数求值挑战
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一元一次方程与代数求值进阶
\( (x−3)=11+2(x−3) \)
If \( x \) is the solution to the given equation, what is the value of \( x−3? \)
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一元一次方程与代数求值挑战
The kinetic energy \( K \), in joules, of an object is given by the formula \( K=\frac{1}{2}mv^2 \) where m is the mass of the object, in kilograms, and \( v \) is the velocity of the object, in meters per second. If the kinetic energy of a certain object can be found by using the formula \( K=82v^2 \), what is the mass of the object, in kilograms?
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一元一次方程与代数求值进阶
\( 11m=7\left(n+p\right) \)
The given equation relates the positive numbers m, n, and p. Which equation correctly gives n in terms of m and p?
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一元一次方程与代数求值进阶
The kinetic energy K, in joules, of an object is given by the formula \( K=\frac{1}{2}mv^2 \), where m is the mass of the object, in kilograms, and v is the velocity of the object, in meters per second. If the kinetic energy of a certain object can be found by using the formula \( K=98v^2 \), what is the mass of the object, in kilograms?
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