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
If 3x -8=7 , what is the value of 3x +8 ?
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一元一次方程与代数求值进阶
If \( \frac{(x−8)}{4}=11 \), what is the value of \( x−8 \) ?
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一元一次方程与代数求值进阶
\( b-49=\frac{x}{y} \)
The given equation relates the positive numbers b, x, and y. Which equation correctly expresses x in terms of b and y ?
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一元一次方程与代数求值进阶
If \( \frac{2a}{b}=6.5 \)and \( \frac{a}{bn}=26 \), what is the value of \( n \)?
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一元一次方程与代数求值进阶
If 3x =8, what is the value of 21x?
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一元一次方程与代数求值挑战
If \( \frac{6}{7}p+42=84 \), what is the value of 7\( p \)?
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一元一次方程与代数求值挑战
If 5(x +4)=4(x +4) + 58, what is the value of x + 4?
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一元一次方程与代数求值进阶
A batch of smoothies consists of 4 cups of milk and 2 bananas and has 1,226 milligrams(mg) of calcium. There is 304 mg of calcium in 1 cup of milk. How much calcium, in mg, is in 1 banana?
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一元一次方程与代数求值进阶
k+21=63
What is the solution to the given equation?
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一元一次方程与代数求值进阶
If 3x+4=10, what is the value of 9x-4 ?
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一元一次方程与代数求值进阶
\( \frac{j}{4}=k+13m \)
The given equation relates the distinct positive numbers j, k, and m. Which equation correctly expresses j in terms of k and m?
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一元一次方程与代数求值挑战
If 17-5(4-7x)=4-6(4-7x), what is the value of 4-7x?
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