1MA0 Foundation June 2017 Paper 1 Q13
13 \(y = 4x - 3t\)
\(x = 2\)
\(t = 5\)
(a) Work out the value of \(y\). (2)
\(y = 4x - 3t\)
\(y = 30\)
\(t = 2\)
(b) Work out the value of \(x\). (2)
| Answer | Mark | Notes |
|---|---|---|
| \(-7\) | 2 | M1 for substitution eg \(4 \times 2 - 3 \times 5\) A1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 9 | 2 | M1 for substitution eg \(30 = 4x - 3 \times 2\) or \(\dfrac{30 + 6}{4}\) or \(y + 3t = 4x\) oe A1 cao |